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57180912106 = 279361904507
BaseRepresentation
bin110101010000001111…
…110111100111101010
312110121000222022011111
4311100033313213222
51414101303141411
642134001220534
74062665506363
oct652017674752
9173530868144
1057180912106
112228315265a
12b0b993174a
1355136a8a46
142aa6300b6a
151749ee7721
hexd503f79ea

57180912106 has 8 divisors (see below), whose sum is σ = 86857081920. Its totient is φ = 28228551468.

The previous prime is 57180912077. The next prime is 57180912121. The reversal of 57180912106 is 60121908175.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 180952096 + ... + 180952411.

It is an arithmetic number, because the mean of its divisors is an integer number (10857135240).

Almost surely, 257180912106 is an apocalyptic number.

57180912106 is a deficient number, since it is larger than the sum of its proper divisors (29676169814).

57180912106 is a wasteful number, since it uses less digits than its factorization.

57180912106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361904588.

The product of its (nonzero) digits is 30240, while the sum is 40.

The spelling of 57180912106 in words is "fifty-seven billion, one hundred eighty million, nine hundred twelve thousand, one hundred six".

Divisors: 1 2 79 158 361904507 723809014 28590456053 57180912106