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57164847653 = 739106172907
BaseRepresentation
bin110101001111010010…
…100101101000100101
312110112220202010212202
4311033102211220211
51414033200111103
642132225024245
74062412121264
oct651722455045
9173486663782
1057164847653
1122275080151
12b0b4485085
135510272a54
142aa411c5db
1517488c2988
hexd4f4a5a25

57164847653 has 8 divisors (see below), whose sum is σ = 57296939040. Its totient is φ = 57032905680.

The previous prime is 57164847613. The next prime is 57164847661. The reversal of 57164847653 is 35674846175.

It is a happy number.

57164847653 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 a de Polignac number, because none of the positive numbers 2k-57164847653 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 (57164847613) 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, 747626 + ... + 820532.

It is an arithmetic number, because the mean of its divisors is an integer number (7162117380).

Almost surely, 257164847653 is an apocalyptic number.

It is an amenable number.

57164847653 is a deficient number, since it is larger than the sum of its proper divisors (132091387).

57164847653 is a wasteful number, since it uses less digits than its factorization.

57164847653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74707.

The product of its digits is 16934400, while the sum is 56.

The spelling of 57164847653 in words is "fifty-seven billion, one hundred sixty-four million, eight hundred forty-seven thousand, six hundred fifty-three".

Divisors: 1 739 1061 72907 784079 53878273 77354327 57164847653