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16057036808 = 237126312
BaseRepresentation
bin11101111010001001…
…01111000000001000
31112110001010222120222
432331010233000020
5230341100134213
611213154005212
71105623363251
oct167504570010
945401128528
1016057036808
11689a86245a
123141576808
13168b836517
14ac477bb28
1563ea10808
hex3bd12f008

16057036808 has 36 divisors (see below), whose sum is σ = 30585429135. Its totient is φ = 7902896400.

The previous prime is 16057036769. The next prime is 16057036811. The reversal of 16057036808 is 80863075061.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 8028518404 + 8028518404 = 89602^2 + 89602^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=89602.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 25446653 + ... + 25447283.

Almost surely, 216057036808 is an apocalyptic number.

It is an amenable number.

16057036808 is a deficient number, since it is larger than the sum of its proper divisors (14528392327).

16057036808 is an frugal number, since it uses more digits than its factorization.

16057036808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1410 (or 704 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 44.

The spelling of 16057036808 in words is "sixteen billion, fifty-seven million, thirty-six thousand, eight hundred eight".

Divisors: 1 2 4 8 71 142 284 568 631 1262 2524 5041 5048 10082 20164 40328 44801 89602 179204 358408 398161 796322 1592644 3180871 3185288 6361742 12723484 25446968 28269431 56538862 113077724 226155448 2007129601 4014259202 8028518404 16057036808