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57431132683 = 1311277343309
BaseRepresentation
bin110101011111001010…
…011000101000001011
312111020110210211021021
4311133022120220023
51420104332221213
642214500253311
74102124400421
oct653712305013
9174213724237
1057431132683
11223a1417021
12b1696a1237
135553497962
142acb637111
151761e71d8d
hexd5f298a0b

57431132683 has 8 divisors (see below), whose sum is σ = 57915023760. Its totient is φ = 56947931040.

The previous prime is 57431132663. The next prime is 57431132741. The reversal of 57431132683 is 38623113475.

57431132683 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 57431132683 - 25 = 57431132651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57431132663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4368 + ... + 338941.

It is an arithmetic number, because the mean of its divisors is an integer number (7239377970).

Almost surely, 257431132683 is an apocalyptic number.

57431132683 is a deficient number, since it is larger than the sum of its proper divisors (483891077).

57431132683 is a wasteful number, since it uses less digits than its factorization.

57431132683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344717.

The product of its digits is 362880, while the sum is 43.

The spelling of 57431132683 in words is "fifty-seven billion, four hundred thirty-one million, one hundred thirty-two thousand, six hundred eighty-three".

Divisors: 1 131 1277 167287 343309 44973479 438405593 57431132683