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12825273320 = 235320631833
BaseRepresentation
bin10111111000111001…
…00010001111101000
31020002211000101111222
423330130202033220
5202231232221240
65520350041212
7632552011256
oct137434421750
936084011458
1012825273320
115491594742
12259b1a9208
131295126132
148994855d6
15500e3aeb5
hex2fc7223e8

12825273320 has 16 divisors (see below), whose sum is σ = 28856865060. Its totient is φ = 5130109312.

The previous prime is 12825273301. The next prime is 12825273337. The reversal of 12825273320 is 2337252821.

It can be written as a sum of positive squares in 2 ways, for example, as 12823750564 + 1522756 = 113242^2 + 1234^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160315877 + ... + 160315956.

Almost surely, 212825273320 is an apocalyptic number.

12825273320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12825273320 is an abundant number, since it is smaller than the sum of its proper divisors (16031591740).

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

12825273320 is a wasteful number, since it uses less digits than its factorization.

12825273320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320631844 (or 320631840 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The spelling of 12825273320 in words is "twelve billion, eight hundred twenty-five million, two hundred seventy-three thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 320631833 641263666 1282527332 1603159165 2565054664 3206318330 6412636660 12825273320