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12752343396 = 22321331878987
BaseRepresentation
bin10111110000001100…
…10101000101100100
31012220201210011110200
423320012111011210
5202104044442041
65505222550500
7631005062502
oct137006250544
935821704420
1012752343396
115454402381
12257a898430
131282c9cb30
1488d8dd672
154e98321b6
hex2f8195164

12752343396 has 72 divisors (see below), whose sum is σ = 35834582784. Its totient is φ = 3797219520.

The previous prime is 12752343371. The next prime is 12752343403. The reversal of 12752343396 is 69334325721.

12752343396 is a `hidden beast` number, since 1 + 2 + 7 + 523 + 4 + 33 + 96 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 424986 + ... + 454001.

Almost surely, 212752343396 is an apocalyptic number.

It is an amenable number.

12752343396 is an abundant number, since it is smaller than the sum of its proper divisors (23082239388).

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

12752343396 is a wasteful number, since it uses less digits than its factorization.

12752343396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 879041 (or 879036 counting only the distinct ones).

The product of its digits is 816480, while the sum is 45.

The spelling of 12752343396 in words is "twelve billion, seven hundred fifty-two million, three hundred forty-three thousand, three hundred ninety-six".

Divisors: 1 2 3 4 6 9 12 13 18 26 31 36 39 52 62 78 93 117 124 156 186 234 279 372 403 468 558 806 1116 1209 1612 2418 3627 4836 7254 14508 878987 1757974 2636961 3515948 5273922 7910883 10547844 11426831 15821766 22853662 27248597 31643532 34280493 45707324 54497194 68560986 81745791 102841479 108994388 137121972 163491582 205682958 245237373 326983164 354231761 411365916 490474746 708463522 980949492 1062695283 1416927044 2125390566 3188085849 4250781132 6376171698 12752343396