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57387223498 = 21131412052329
BaseRepresentation
bin110101011100100010…
…111000100111001010
312111010102012000012011
4311130202320213022
51420012112122443
642210251210134
74101052231333
oct653442704712
9174112160164
1057387223498
1122379656440
12b156a4694a
1355473629a7
142ac588728a
15175d19bb9d
hexd5c8b89ca

57387223498 has 32 divisors (see below), whose sum is σ = 99299934720. Its totient is φ = 24627936000.

The previous prime is 57387223471. The next prime is 57387223519. The reversal of 57387223498 is 89432278375.

57387223498 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 998203 + ... + 1054126.

It is an arithmetic number, because the mean of its divisors is an integer number (3103122960).

Almost surely, 257387223498 is an apocalyptic number.

57387223498 is a deficient number, since it is larger than the sum of its proper divisors (41912711222).

57387223498 is a wasteful number, since it uses less digits than its factorization.

57387223498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2052414.

The product of its digits is 20321280, while the sum is 58.

The spelling of 57387223498 in words is "fifty-seven billion, three hundred eighty-seven million, two hundred twenty-three thousand, four hundred ninety-eight".

Divisors: 1 2 11 22 31 41 62 82 341 451 682 902 1271 2542 13981 27962 2052329 4104658 22575619 45151238 63622199 84145489 127244398 168290978 699844189 925600379 1399688378 1851200758 2608510159 5217020318 28693611749 57387223498