Các câu hỏi tương tự
Factorial n! means the product of the first integers from 1 to n. What is the least positive integer n such that n! is a multiple of 2015*2016?
Trình bày lời giải cho mình nhé
N is a natural number greater than 1. When 1 is added to N the result is a multiple of 2. When 2 is added to N, the result is a multiple of 3. When 3 is added to N, the result is a multiple of 4. When 4 is added to N the result is a multiple of 5. When 5 is added to N the result is a multiple of 6. When 6 is added to N the result is a multiple of 7.
Question 1:J is a factor and a multiple of 25. What is J?Answer: J Question 2:How many prime numbers are less than 10? Answer: There are numbers.Question 3:The greatest even factor of 62 is Question 4:The smallest multiple of 47 is Question 5:Find the sum of all the factors of 19Answer: Question 6:A prime number between 42 and 46 is Question 7:The number 55 has factors.Question 8:In the following figure, AN 5cm and AB 8cm. NB cm Question 9:If m, n are consecutive odd numbers and is divisi...
Đọc tiếp
Question 1:
J is a factor and a multiple of 25. What is J?
Answer: J =
Question 2:
How many prime numbers are less than 10?
Answer: There are numbers.
Question 3:
The greatest even factor of 62 is
Question 4:
The smallest multiple of 47 is
Question 5:
Find the sum of all the factors of 19
Answer:
Question 6:
A prime number between 42 and 46 is
Question 7:
The number 55 has factors.
Question 8:
In the following figure, AN = 5cm and AB = 8cm. NB = cm
Question 9:
If m, n are consecutive odd numbers and is divisible by 3 and 5 then m =
Question 10:
The largest possible whole number that is less than 120 and has only 2 and 5 as prime factors is
What is the largest 5-digit number that is a multiple of 9 but which has no two digits the same?
Câu 1) the number is 13 less than 38?
Câu 2) The number of divisors of 1000?
Câu 3) The side in decimeters of a square whose are 16 900cm2?
Câu 4) What is the difference between the largest and the smallest 2-numbers that can be formed by the four digits 0,5,6 and 2?
There are n different positive integers, each one not greater than 2020, with the property that the sum of any three of them is divisible by 39. Find the greatest possible value of n?
If a is the largest prime number less than 1000 , then what is the smallest non - zero natural number b so that a + b is a also a prime number. Find b
mình cần gấp nhanh lên nhé
Question 1:J is a factor and a multiple of 25. What is J?Answer: J Question 2:How many prime numbers are less than 10? Answer: There are numbers.Question 3:Which of following numbers is composite?Answer: .Question 4:P is a prime number and a factor of 8. What is P?Answer: P Question 5:Find the sum of all the factors of 15Answer: Question 6:In the following figure, AN 5cm and AB 8cm. NB cmQuestion 7:A prime number between 42 and 46 is Question 8:Find the sum of all the factors of 19Answer: ...
Đọc tiếp
Question 1:
J is a factor and a multiple of 25. What is J?
Answer: J =
Question 2:
How many prime numbers are less than 10?
Answer: There are
numbers.
Question 3:
Which of following numbers is composite?
Answer:
.
Question 4:
P is a prime number and a factor of 8. What is P?
Answer: P =
Question 5:
Find the sum of all the factors of 15
Answer:
Question 6:
In the following figure, AN = 5cm and AB = 8cm. NB =
cm
Question 7:
A prime number between 42 and 46 is
Question 8:
Find the sum of all the factors of 19
Answer:
Question 9:
How many prime numbers have formed ?
Answer: There are
numbers
Question 10:
How many multiples of 3 less than 1000?
Answer:
Question 1:The least common multiple of 330; 65; 15 is Question 2:Given seven numbers: 25; 17; 39; 43; 239; 1021; 1023.The composite numbers are (Write numbers in order from the least to the greatest and use ;)Question 3:The common factors of 18 and 27 are (Write numbers in order from the least to the greatest and use ;)Question 4:Given the set of even numbers: {2; 4; 6; …; 100}.The number of elements is Question 5:Find four integer numbers a,b,c,d such thata + b + c + d 1a + c + d 2a + b + d...
Đọc tiếp
Question 1:
The least common multiple of 330; 65; 15 is
Question 2:
Given seven numbers: 25; 17; 39; 43; 239; 1021; 1023.
The composite numbers are
(Write numbers in order from the least to the greatest and use ";")
Question 3:
The common factors of 18 and 27 are
(Write numbers in order from the least to the greatest and use ";")
Question 4:
Given the set of even numbers: {2; 4; 6; …; 100}.The number of elements is
Question 5:
Find four integer numbers a,b,c,d such that
a + b + c + d = 1
a + c + d = 2
a + b + d = 3
a + b + c = 4
Answer: (a;b;c;d)=()
Question 6:
Find a four-digit natural number that is less than 2015.If the thousands digit is erased,the number will be decreased by 9 times.
Answer:The number is
Question 7:
Calculate: 1×2+2×3+⋯+100×101=
Question 8:
The term of the expression A=1-7+13-19+25-31+⋯ is
Question 9:
Given the expression A= ...
Find the value of n such that 2A+3=
Answer: n=
Question 10:
A natural number has six digits and the units digit is 4.If the units digit is moved to the first row then the number will be increasedby 4 times.The number is