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14807968128 = 27334284713
BaseRepresentation
bin11011100101001111…
…11010100110000000
31102012222210201111000
431302213322212000
5220311314440003
610445214052000
71032645436512
oct156247724600
942188721430
1014807968128
116309791698
122a531aa000
13151cb21825
14a06917bb2
155ba0311a3
hex3729fa980

14807968128 has 64 divisors (see below), whose sum is σ = 43704082800. Its totient is φ = 4935988224.

The previous prime is 14807968127. The next prime is 14807968159. The reversal of 14807968128 is 82186970841.

14807968128 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14807968127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2138901 + ... + 2145812.

Almost surely, 214807968128 is an apocalyptic number.

14807968128 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

14807968128 is an abundant number, since it is smaller than the sum of its proper divisors (28896114672).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14807968128 is an equidigital number, since it uses as much as digits as its factorization.

14807968128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4284736 (or 4284718 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 54.

The spelling of 14807968128 in words is "fourteen billion, eight hundred seven million, nine hundred sixty-eight thousand, one hundred twenty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 108 128 144 192 216 288 384 432 576 864 1152 1728 3456 4284713 8569426 12854139 17138852 25708278 34277704 38562417 51416556 68555408 77124834 102833112 115687251 137110816 154249668 205666224 231374502 274221632 308499336 411332448 462749004 548443264 616998672 822664896 925498008 1233997344 1645329792 1850996016 2467994688 3701992032 4935989376 7403984064 14807968128