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25057113286 = 237487695297
BaseRepresentation
bin10111010101100001…
…010011010011000110
32101200021101020111211
4113111201103103012
5402304110111121
615302220522034
71544636643262
oct272541232306
971607336454
1025057113286
11a6990a6097
124a336b031a
13249431256a
1412d9bb30a2
159b9c04ce1
hex5d58534c6

25057113286 has 16 divisors (see below), whose sum is σ = 38680818336. Its totient is φ = 12164898816.

The previous prime is 25057113259. The next prime is 25057113299. The reversal of 25057113286 is 68231175052.

It is a congruent number.

It is an unprimeable number.

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, 311611 + ... + 383686.

It is an arithmetic number, because the mean of its divisors is an integer number (2417551146).

Almost surely, 225057113286 is an apocalyptic number.

25057113286 is a deficient number, since it is larger than the sum of its proper divisors (13623705050).

25057113286 is a wasteful number, since it uses less digits than its factorization.

25057113286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695823.

The product of its (nonzero) digits is 100800, while the sum is 40.

The spelling of 25057113286 in words is "twenty-five billion, fifty-seven million, one hundred thirteen thousand, two hundred eighty-six".

Divisors: 1 2 37 74 487 974 18019 36038 695297 1390594 25725989 51451978 338609639 677219278 12528556643 25057113286