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57559330894 = 21315714100767
BaseRepresentation
bin110101100110110011…
…011011000001001110
312111120102000222011011
4311212303123001032
51420340142042034
642235320115434
74105242145222
oct654663330116
9174512028134
1057559330894
112245781825a
12b1a4605b7a
135573c022a0
142b00688782
15176d346864
hexd66cdb04e

57559330894 has 16 divisors (see below), whose sum is σ = 93572696448. Its totient is φ = 26396633952.

The previous prime is 57559330859. The next prime is 57559330901. The reversal of 57559330894 is 49803395575.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 7046302 + ... + 7054465.

It is an arithmetic number, because the mean of its divisors is an integer number (5848293528).

Almost surely, 257559330894 is an apocalyptic number.

57559330894 is a deficient number, since it is larger than the sum of its proper divisors (36013365554).

57559330894 is a wasteful number, since it uses less digits than its factorization.

57559330894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14100939.

The product of its (nonzero) digits is 20412000, while the sum is 58.

The spelling of 57559330894 in words is "fifty-seven billion, five hundred fifty-nine million, three hundred thirty thousand, eight hundred ninety-four".

Divisors: 1 2 13 26 157 314 2041 4082 14100767 28201534 183309971 366619942 2213820419 4427640838 28779665447 57559330894