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57655082825 = 527929192447
BaseRepresentation
bin110101101100100000…
…101011111101001001
312111211002012200002222
4311230200223331021
51421034200122300
642253020303425
74110514055324
oct655440537511
9174732180088
1057655082825
11224a687808a
12b2106a1b75
13558a9b9332
142b0d2917bb
15177695c785
hexd6c82bf49

57655082825 has 12 divisors (see below), whose sum is σ = 72397271040. Its totient is φ = 45540215760.

The previous prime is 57655082801. The next prime is 57655082827. The reversal of 57655082825 is 52828055675.

It is not a de Polignac number, because 57655082825 - 212 = 57655078729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57655082827) 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 11 ways as a sum of consecutive naturals, for example, 14594249 + ... + 14598198.

It is an arithmetic number, because the mean of its divisors is an integer number (6033105920).

Almost surely, 257655082825 is an apocalyptic number.

It is an amenable number.

57655082825 is a deficient number, since it is larger than the sum of its proper divisors (14742188215).

57655082825 is a wasteful number, since it uses less digits than its factorization.

57655082825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29192536 (or 29192531 counting only the distinct ones).

The product of its (nonzero) digits is 6720000, while the sum is 53.

The spelling of 57655082825 in words is "fifty-seven billion, six hundred fifty-five million, eighty-two thousand, eight hundred twenty-five".

Divisors: 1 5 25 79 395 1975 29192447 145962235 729811175 2306203313 11531016565 57655082825