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57506107607 = 1324591798921
BaseRepresentation
bin110101100011101000…
…011001000011010111
312111102200212221112022
4311203220121003113
51420233030420412
642230135243355
74104024564254
oct654350310327
9174380787468
1057506107607
112242a775873
12b18a81955b
135565b88a10
142ad759242b
151768831a72
hexd63a190d7

57506107607 has 8 divisors (see below), whose sum is σ = 61954873680. Its totient is φ = 53060944320.

The previous prime is 57506107601. The next prime is 57506107643. The reversal of 57506107607 is 70670160575.

57506107607 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 57506107607 - 26 = 57506107543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57506107601) 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, 867494 + ... + 931427.

It is an arithmetic number, because the mean of its divisors is an integer number (7744359210).

Almost surely, 257506107607 is an apocalyptic number.

57506107607 is a deficient number, since it is larger than the sum of its proper divisors (4448766073).

57506107607 is a wasteful number, since it uses less digits than its factorization.

57506107607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1801393.

The product of its (nonzero) digits is 308700, while the sum is 44.

The spelling of 57506107607 in words is "fifty-seven billion, five hundred six million, one hundred seven thousand, six hundred seven".

Divisors: 1 13 2459 31967 1798921 23385973 4423546739 57506107607