So 2^100 viet trong he thap phan co bao nhieu chu so
so 2100 viet trong he thap phan co bao nhieu chu so
So 2100 viet trong he thap phAn co bao nhieu chu so
2100 = (210)10 = 102410 > 100010 = 1030
2100 = 231 . 26 . 263 = 231 . 64 . 5127 < 231 . 125 . 6257 = 231 . 53 . (54)7 = 231 . 531 = 1031
1030 < 2100 < 1031
vậy 2100 có 31 chữ số
2^100 = (2^10)^10 = 1024^10 > 1000^10 = 10^30
2^100 = 2^31 x 64 x 512^7 < 2^31 x 125 x 625^7 = 2^31 x 5^3 x (5^4)^7 = 2^31 x 5^31 = 10^31
10^30 < 2^100 < 10^31
vậy 2^100 có 31 chữ số
So 2^100 viet trong he thap phan tao thanh 1 so. Hoi so do co bao nhieu chu so
Giup minh voi, minh can gap lam
co the viet duoc bao nhieu so thap phan co 3 chu so khac nhau tu cac chu so 1,2,3 trong cac so viet duoc co bao nhieu so co 1 chu so o phan thap phan
hai so 2^2015 va 5^2015 viet trong he thap phan co bao nhieu chu so
So 2^2016 viet trong he thap phan tao thanh 1 so. Hoi so do co bao nhieu chu so
So 2^2016 viet trong he thap phan tao thanh 1 so. Hoi so do co bao nhieu chu so
so co 2 cs (9x)^8 vs xE{0,1,2........,9} viet trong he thap phan co bao nhieu chu so
hai số 2^2015 va 5^2015 viet trong he thap phan co bao nhieu chu so