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12852932520 = 2335107107771
BaseRepresentation
bin10111111100001100…
…00010111110101000
31020011202001121210210
423332012002332220
5202310322320040
65523214541120
7633336060321
oct137606027650
936152047723
1012852932520
1154a616648a
1225a85077a0
13129aa8b81c
1489d005448
155035a1480
hex2fe182fa8

12852932520 has 32 divisors (see below), whose sum is σ = 38558797920. Its totient is φ = 3427448640.

The previous prime is 12852932513. The next prime is 12852932581. The reversal of 12852932520 is 2523925821.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53553766 + ... + 53554005.

It is an arithmetic number, because the mean of its divisors is an integer number (1204962435).

Almost surely, 212852932520 is an apocalyptic number.

12852932520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12852932520 is an abundant number, since it is smaller than the sum of its proper divisors (25705865400).

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

12852932520 is a wasteful number, since it uses less digits than its factorization.

12852932520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107107785 (or 107107781 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 39.

The spelling of 12852932520 in words is "twelve billion, eight hundred fifty-two million, nine hundred thirty-two thousand, five hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 107107771 214215542 321323313 428431084 535538855 642646626 856862168 1071077710 1285293252 1606616565 2142155420 2570586504 3213233130 4284310840 6426466260 12852932520