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52957581696 = 2732231998701
BaseRepresentation
bin110001010100100001…
…001001000110000000
312001200201000212222200
4301110201021012000
51331424120103241
640154532433200
73553224005625
oct612441110600
9161621025880
1052957581696
11205061a0a48
12a31b478800
134cbc721a76
1427c545434c
15159e35a4b6
hexc54849180

52957581696 has 96 divisors (see below), whose sum is σ = 159016731120. Its totient is φ = 16885017600.

The previous prime is 52957581659. The next prime is 52957581701. The reversal of 52957581696 is 69618575925.

52957581696 is a `hidden beast` number, since 52 + 9 + 575 + 8 + 1 + 6 + 9 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 972855 + ... + 1025846.

Almost surely, 252957581696 is an apocalyptic number.

It is an amenable number.

52957581696 is an abundant number, since it is smaller than the sum of its proper divisors (106059149424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52957581696 is a wasteful number, since it uses less digits than its factorization.

52957581696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1998744 (or 1998729 counting only the distinct ones).

The product of its digits is 40824000, while the sum is 63.

The spelling of 52957581696 in words is "fifty-two billion, nine hundred fifty-seven million, five hundred eighty-one thousand, six hundred ninety-six".

Divisors: 1 2 3 4 6 8 9 12 16 18 23 24 32 36 46 48 64 69 72 92 96 128 138 144 184 192 207 276 288 368 384 414 552 576 736 828 1104 1152 1472 1656 2208 2944 3312 4416 6624 8832 13248 26496 1998701 3997402 5996103 7994804 11992206 15989608 17988309 23984412 31979216 35976618 45970123 47968824 63958432 71953236 91940246 95937648 127916864 137910369 143906472 183880492 191875296 255833728 275820738 287812944 367760984 383750592 413731107 551641476 575625888 735521968 767501184 827462214 1103282952 1151251776 1471043936 1654924428 2206565904 2302503552 2942087872 3309848856 4413131808 5884175744 6619697712 8826263616 13239395424 17652527232 26478790848 52957581696