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57970774892 = 2261733254591
BaseRepresentation
bin110101111111010100…
…111101001101101100
312112122002020111012202
4311333110331031230
51422211004244032
642344214521032
74121366312342
oct657724751554
9175562214182
1057970774892
1122648a9a218
12b29a366178
13560b21c784
142b3d18b992
15179451ad62
hexd7f53d36c

57970774892 has 24 divisors (see below), whose sum is σ = 104524476672. Its totient is φ = 28119657600.

The previous prime is 57970774889. The next prime is 57970774909. The reversal of 57970774892 is 29847707975.

It is a super-2 number, since 2×579707748922 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1609484 + ... + 1645107.

It is an arithmetic number, because the mean of its divisors is an integer number (4355186528).

Almost surely, 257970774892 is an apocalyptic number.

It is an amenable number.

57970774892 is a deficient number, since it is larger than the sum of its proper divisors (46553701780).

57970774892 is a wasteful number, since it uses less digits than its factorization.

57970774892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3254729 (or 3254727 counting only the distinct ones).

The product of its (nonzero) digits is 62233920, while the sum is 65.

The spelling of 57970774892 in words is "fifty-seven billion, nine hundred seventy million, seven hundred seventy-four thousand, eight hundred ninety-two".

Divisors: 1 2 4 61 73 122 146 244 292 4453 8906 17812 3254591 6509182 13018364 198530051 237585143 397060102 475170286 794120204 950340572 14492693723 28985387446 57970774892