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16057949875 = 531197120397
BaseRepresentation
bin11101111010010000…
…01101111010110011
31112110002212101002021
432331020031322303
5230341313344000
611213225332311
71105634215252
oct167510157263
945402771067
1016057949875
1168a0326460
123141937097
13168ba95cb6
14ac4938799
1563eb4111a
hex3bd20deb3

16057949875 has 32 divisors (see below), whose sum is σ = 22087735488. Its totient is φ = 11558016000.

The previous prime is 16057949837. The next prime is 16057949891. The reversal of 16057949875 is 57894975061.

It is not a de Polignac number, because 16057949875 - 223 = 16049561267 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73177 + ... + 193573.

It is an arithmetic number, because the mean of its divisors is an integer number (690241734).

Almost surely, 216057949875 is an apocalyptic number.

16057949875 is a deficient number, since it is larger than the sum of its proper divisors (6029785613).

16057949875 is a wasteful number, since it uses less digits than its factorization.

16057949875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120520 (or 120510 counting only the distinct ones).

The product of its (nonzero) digits is 19051200, while the sum is 61.

The spelling of 16057949875 in words is "sixteen billion, fifty-seven million, nine hundred forty-nine thousand, eight hundred seventy-five".

Divisors: 1 5 11 25 55 97 125 275 485 1067 1375 2425 5335 12125 26675 120397 133375 601985 1324367 3009925 6621835 11678509 15049625 33109175 58392545 128463599 165545875 291962725 642317995 1459813625 3211589975 16057949875