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56530431482140 = 22571142187192571
BaseRepresentation
bin11001101101010000001000…
…10010011001100100011100
321102011020220222002222212201
430312220010102121210130
524402143310424412030
6320121415515541244
714623121535223150
oct1466500422314434
9242136828088781
1056530431482140
111701546a90a980
12640bb8715a824
132570a487aa9b5
14dd61320a3060
156807461862ca
hex336a0449991c

56530431482140 has 96 divisors (see below), whose sum is σ = 148358510028288. Its totient is φ = 17578022112000.

The previous prime is 56530431482117. The next prime is 56530431482153. The reversal of 56530431482140 is 4128413403565.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 42947946 + ... + 44244625.

It is an arithmetic number, because the mean of its divisors is an integer number (1545401146128).

Almost surely, 256530431482140 is an apocalyptic number.

It is an amenable number.

56530431482140 is an abundant number, since it is smaller than the sum of its proper divisors (91828078546148).

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

56530431482140 is a wasteful number, since it uses less digits than its factorization.

56530431482140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87193019 (or 87193017 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 46.

The spelling of 56530431482140 in words is "fifty-six trillion, five hundred thirty billion, four hundred thirty-one million, four hundred eighty-two thousand, one hundred forty".

Divisors: 1 2 4 5 7 10 11 14 20 22 28 35 44 55 70 77 110 140 154 220 308 385 421 770 842 1540 1684 2105 2947 4210 4631 5894 8420 9262 11788 14735 18524 23155 29470 32417 46310 58940 64834 92620 129668 162085 324170 648340 87192571 174385142 348770284 435962855 610347997 871925710 959118281 1220695994 1743851420 1918236562 2441391988 3051739985 3836473124 4795591405 6103479970 6713827967 9591182810 12206959940 13427655934 19182365620 26855311868 33569139835 36708072391 67138279670 73416144782 134276559340 146832289564 183540361955 256956506737 367080723910 403788796301 513913013474 734161447820 807577592602 1027826026948 1284782533685 1615155185204 2018943981505 2569565067370 2826521574107 4037887963010 5139130134740 5653043148214 8075775926020 11306086296428 14132607870535 28265215741070 56530431482140