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57116554474 = 27171912630817
BaseRepresentation
bin110101001100011010…
…010111010011101010
312110102112212121002111
4311030122113103222
51413433314220344
642123341552534
74061254462660
oct651432272352
9173375777074
1057116554474
112224a895831
12b0a027574a
1355032644c5
142a9b94ac30
151744533834
hexd4c6974ea

57116554474 has 32 divisors (see below), whose sum is σ = 109130267520. Its totient is φ = 21826050048.

The previous prime is 57116554459. The next prime is 57116554529. The reversal of 57116554474 is 47445561175.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6310887 + ... + 6319930.

It is an arithmetic number, because the mean of its divisors is an integer number (3410320860).

Almost surely, 257116554474 is an apocalyptic number.

57116554474 is a deficient number, since it is larger than the sum of its proper divisors (52013713046).

57116554474 is a wasteful number, since it uses less digits than its factorization.

57116554474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12630862.

The product of its digits is 2352000, while the sum is 49.

The spelling of 57116554474 in words is "fifty-seven billion, one hundred sixteen million, five hundred fifty-four thousand, four hundred seventy-four".

Divisors: 1 2 7 14 17 19 34 38 119 133 238 266 323 646 2261 4522 12630817 25261634 88415719 176831438 214723889 239985523 429447778 479971046 1503067223 1679898661 3006134446 3359797322 4079753891 8159507782 28558277237 57116554474