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57166370383 = 797559112829
BaseRepresentation
bin110101001111011000…
…011001011001001111
312110120000121111200011
4311033120121121033
51414034042323013
642132321414051
74062431062603
oct651730313117
9173500544604
1057166370383
1122275a20201
12b0b4a9a327
135510686b85
142aa43d7503
151748ac3c3d
hexd4f61964f

57166370383 has 8 divisors (see below), whose sum is σ = 57252797280. Its totient is φ = 57079981920.

The previous prime is 57166370377. The next prime is 57166370389. The reversal of 57166370383 is 38307366175.

It is an interprime number because it is at equal distance from previous prime (57166370377) and next prime (57166370389).

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-57166370383 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 (57166370389) 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, 4449613 + ... + 4462441.

It is an arithmetic number, because the mean of its divisors is an integer number (7156599660).

Almost surely, 257166370383 is an apocalyptic number.

57166370383 is a deficient number, since it is larger than the sum of its proper divisors (86426897).

57166370383 is a wasteful number, since it uses less digits than its factorization.

57166370383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19217.

The product of its (nonzero) digits is 1905120, while the sum is 49.

The spelling of 57166370383 in words is "fifty-seven billion, one hundred sixty-six million, three hundred seventy thousand, three hundred eighty-three".

Divisors: 1 797 5591 12829 4456027 10224713 71726939 57166370383