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57275057275 = 5229791019901
BaseRepresentation
bin110101010101110111…
…000000010001111011
312110211121010101001121
4311111313000101323
51414244403313100
642151203130111
74065220645162
oct652567002173
9173747111047
1057275057275
1122321305287
12b125373937
13552a04c647
142ab4a0a3d9
1517533e251a
hexd55dc047b

57275057275 has 48 divisors (see below), whose sum is σ = 75144297600. Its totient is φ = 43243200000.

The previous prime is 57275057227. The next prime is 57275057299.

57275057275 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2k-57275057275 is a prime.

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 47 ways as a sum of consecutive naturals, for example, 5779825 + ... + 5789725.

It is an arithmetic number, because the mean of its divisors is an integer number (1565506200).

Almost surely, 257275057275 is an apocalyptic number.

57275057275 is a deficient number, since it is larger than the sum of its proper divisors (17869240325).

57275057275 is a wasteful number, since it uses less digits than its factorization.

57275057275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10120 (or 10115 counting only the distinct ones).

The product of its (nonzero) digits is 6002500, while the sum is 52.

The spelling of 57275057275 in words is "fifty-seven billion, two hundred seventy-five million, fifty-seven thousand, two hundred seventy-five".

Divisors: 1 5 25 29 79 101 145 395 505 725 1975 2291 2525 2929 7979 9901 11455 14645 39895 49505 57275 73225 199475 231391 247525 287129 782179 1000001 1156955 1435645 3910895 5000005 5784775 7178225 19554475 22683191 25000025 29000029 79000079 113415955 145000145 395000395 567079775 725000725 1975001975 2291002291 11455011455 57275057275