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57442104172 = 22139103313137
BaseRepresentation
bin110101011111110100…
…001111001101101100
312111021020110020022201
4311133310033031230
51420120134313142
642215531351244
74102316554315
oct653764171554
9174236406281
1057442104172
11223a7630072
12b1712b2524
13555583976b
142accc9160c
151762ddcab7
hexd5fd0f36c

57442104172 has 12 divisors (see below), whose sum is σ = 101246875240. Its totient is φ = 28514425536.

The previous prime is 57442104149. The next prime is 57442104241. The reversal of 57442104172 is 27140124475.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51656013 + ... + 51657124.

Almost surely, 257442104172 is an apocalyptic number.

It is an amenable number.

57442104172 is a deficient number, since it is larger than the sum of its proper divisors (43804771068).

57442104172 is a wasteful number, since it uses less digits than its factorization.

57442104172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103313280 (or 103313278 counting only the distinct ones).

The product of its (nonzero) digits is 62720, while the sum is 37.

The spelling of 57442104172 in words is "fifty-seven billion, four hundred forty-two million, one hundred four thousand, one hundred seventy-two".

Divisors: 1 2 4 139 278 556 103313137 206626274 413252548 14360526043 28721052086 57442104172