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12800035372 = 2219116753973
BaseRepresentation
bin10111110101111000…
…10000101000101100
31020001001112011120011
423322330100220230
5202203302112442
65514045103004
7632124335245
oct137274205054
936031464504
1012800035372
115479317033
122592857a64
13128cb2a837
14895d95ccc
154edb03117
hex2faf10a2c

12800035372 has 12 divisors (see below), whose sum is σ = 22517341056. Its totient is φ = 6366509360.

The previous prime is 12800035361. The next prime is 12800035373. The reversal of 12800035372 is 27353000821.

12800035372 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12800035373) 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 3 ways as a sum of consecutive naturals, for example, 8376223 + ... + 8377750.

It is an arithmetic number, because the mean of its divisors is an integer number (1876445088).

Almost surely, 212800035372 is an apocalyptic number.

It is an amenable number.

12800035372 is a deficient number, since it is larger than the sum of its proper divisors (9717305684).

12800035372 is a wasteful number, since it uses less digits than its factorization.

12800035372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16754168 (or 16754166 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The spelling of 12800035372 in words is "twelve billion, eight hundred million, thirty-five thousand, three hundred seventy-two".

Divisors: 1 2 4 191 382 764 16753973 33507946 67015892 3200008843 6400017686 12800035372