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57506176089 = 326389575121
BaseRepresentation
bin110101100011101000…
…101001110001011001
312111102201000102110200
4311203220221301121
51420233040113324
642230140532413
74104025301025
oct654350516131
9174381012420
1057506176089
112242a81226a
12b18a851109
135565bb0c3b
142ad75ad385
151768846ec9
hexd63a29c59

57506176089 has 6 divisors (see below), whose sum is σ = 83064476586. Its totient is φ = 38337450720.

The previous prime is 57506176087. The next prime is 57506176099. The reversal of 57506176089 is 98067160575.

57506176089 is a `hidden beast` number, since 57 + 506 + 1 + 7 + 6 + 0 + 89 = 666.

57506176089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 41019616089 + 16486560000 = 202533^2 + 128400^2 .

It is not a de Polignac number, because 57506176089 - 21 = 57506176087 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (57506176087) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3194787552 + ... + 3194787569.

It is an arithmetic number, because the mean of its divisors is an integer number (13844079431).

Almost surely, 257506176089 is an apocalyptic number.

It is an amenable number.

57506176089 is a deficient number, since it is larger than the sum of its proper divisors (25558300497).

57506176089 is a wasteful number, since it uses less digits than its factorization.

57506176089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6389575127 (or 6389575124 counting only the distinct ones).

The product of its (nonzero) digits is 3175200, while the sum is 54.

The spelling of 57506176089 in words is "fifty-seven billion, five hundred six million, one hundred seventy-six thousand, eighty-nine".

Divisors: 1 3 9 6389575121 19168725363 57506176089