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57616208884 = 22131108004017
BaseRepresentation
bin110101101010001100…
…011001001111110100
312111201101001200002101
4311222030121033310
51420444222141014
642245111151444
74106532460243
oct655214311764
9174641050071
1057616208884
1122486936563
12b1bb675584
1355829281c0
142b0805295a
15177332e474
hexd6a3193f4

57616208884 has 12 divisors (see below), whose sum is σ = 108584393764. Its totient is φ = 26592096384.

The previous prime is 57616208861. The next prime is 57616208887. The reversal of 57616208884 is 48880261675.

It can be written as a sum of positive squares in 2 ways, for example, as 29384816400 + 28231392484 = 171420^2 + 168022^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57616208887) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 554001957 + ... + 554002060.

Almost surely, 257616208884 is an apocalyptic number.

It is an amenable number.

57616208884 is a deficient number, since it is larger than the sum of its proper divisors (50968184880).

57616208884 is a wasteful number, since it uses less digits than its factorization.

57616208884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1108004034 (or 1108004032 counting only the distinct ones).

The product of its (nonzero) digits is 5160960, while the sum is 55.

The spelling of 57616208884 in words is "fifty-seven billion, six hundred sixteen million, two hundred eight thousand, eight hundred eighty-four".

Divisors: 1 2 4 13 26 52 1108004017 2216008034 4432016068 14404052221 28808104442 57616208884