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12372827900 = 2252697117749
BaseRepresentation
bin10111000010111101…
…00101111011111100
31011221021122210002012
423201132211323330
5200314420443100
65403424350352
7615416205356
oct134136457374
934837583065
1012372827900
11527a158804
1224937753b8
131222481354
1485534c0d6
154c6368135
hex2e17a5efc

12372827900 has 36 divisors (see below), whose sum is σ = 26854401000. Its totient is φ = 4948142400.

The previous prime is 12372827839. The next prime is 12372827903. The reversal of 12372827900 is 972827321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12372827903) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 688226 + ... + 705974.

Almost surely, 212372827900 is an apocalyptic number.

12372827900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12372827900 is an abundant number, since it is smaller than the sum of its proper divisors (14481573100).

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

12372827900 is a wasteful number, since it uses less digits than its factorization.

12372827900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24734 (or 24727 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 41.

The spelling of 12372827900 in words is "twelve billion, three hundred seventy-two million, eight hundred twenty-seven thousand, nine hundred".

Divisors: 1 2 4 5 10 20 25 50 100 6971 13942 17749 27884 34855 35498 69710 70996 88745 139420 174275 177490 348550 354980 443725 697100 887450 1774900 123728279 247456558 494913116 618641395 1237282790 2474565580 3093206975 6186413950 12372827900