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57992090688 = 2632714382959
BaseRepresentation
bin110110000000100110…
…010001010001000000
312112200120100102222200
4312000212101101000
51422231433400223
642350255433200
74122045431460
oct660046212100
9175616312880
1057992090688
112265a029084
12b2a5525800
135612773a7c
142b41d39ba0
15179632ba43
hexd80991440

57992090688 has 84 divisors (see below), whose sum is σ = 189970135680. Its totient is φ = 16569167616.

The previous prime is 57992090677. The next prime is 57992090699. The reversal of 57992090688 is 88609029975.

It is an interprime number because it is at equal distance from previous prime (57992090677) and next prime (57992090699).

It is a tau number, because it is divible by the number of its divisors (84).

It is a Harshad number since it is a multiple of its sum of digits (63).

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, 7187448 + ... + 7195511.

Almost surely, 257992090688 is an apocalyptic number.

It is an amenable number.

57992090688 is an abundant number, since it is smaller than the sum of its proper divisors (131978044992).

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

57992090688 is a wasteful number, since it uses less digits than its factorization.

57992090688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14382984 (or 14382971 counting only the distinct ones).

The product of its (nonzero) digits is 19595520, while the sum is 63.

The spelling of 57992090688 in words is "fifty-seven billion, nine hundred ninety-two million, ninety thousand, six hundred eighty-eight".

Divisors: 1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 56 63 64 72 84 96 112 126 144 168 192 224 252 288 336 448 504 576 672 1008 1344 2016 4032 14382959 28765918 43148877 57531836 86297754 100680713 115063672 129446631 172595508 201361426 230127344 258893262 302042139 345191016 402722852 460254688 517786524 604084278 690382032 805445704 906126417 920509376 1035573048 1208168556 1380764064 1610891408 1812252834 2071146096 2416337112 2761528128 3221782816 3624505668 4142292192 4832674224 6443565632 7249011336 8284584384 9665348448 14498022672 19330696896 28996045344 57992090688