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57306858707 = 710379482467
BaseRepresentation
bin110101010111110000…
…010100010011010011
312110220210222001102102
4311113300110103103
51414331023434312
642154300511015
74066055155550
oct652760242323
9173823861372
1057306858707
112233825615a
12b133b4b46b
135533805567
142ab8d27a27
1517560c4ec2
hexd57c144d3

57306858707 has 8 divisors (see below), whose sum is σ = 66129413376. Its totient is φ = 48643269192.

The previous prime is 57306858689. The next prime is 57306858731. The reversal of 57306858707 is 70785860375.

57306858707 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 not a de Polignac number, because 57306858707 - 28 = 57306858451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57306858107) 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, 39740513 + ... + 39741954.

It is an arithmetic number, because the mean of its divisors is an integer number (8266176672).

Almost surely, 257306858707 is an apocalyptic number.

57306858707 is a deficient number, since it is larger than the sum of its proper divisors (8822554669).

57306858707 is a wasteful number, since it uses less digits than its factorization.

57306858707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79482577.

The product of its (nonzero) digits is 9878400, while the sum is 56.

The spelling of 57306858707 in words is "fifty-seven billion, three hundred six million, eight hundred fifty-eight thousand, seven hundred seven".

Divisors: 1 7 103 721 79482467 556377269 8186694101 57306858707