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12832372 = 2271924121
BaseRepresentation
bin110000111100…
…111001110100
3220010221201001
4300330321310
511241113442
61135013044
7214034110
oct60747164
926127631
1012832372
117275173
12436a184
132873b27
1419c0740
1511d72b7
hexc3ce74

12832372 has 24 divisors (see below), whose sum is σ = 27016640. Its totient is φ = 5209920.

The previous prime is 12832349. The next prime is 12832373. The reversal of 12832372 is 27323821.

It is a super-2 number, since 2×128323722 = 329339542292768, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 12832372.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12832373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11529 + ... + 12592.

Almost surely, 212832372 is an apocalyptic number.

It is an amenable number.

12832372 is an abundant number, since it is smaller than the sum of its proper divisors (14184268).

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

12832372 is a wasteful number, since it uses less digits than its factorization.

12832372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24151 (or 24149 counting only the distinct ones).

The product of its digits is 4032, while the sum is 28.

The square root of 12832372 is about 3582.2300316981. The cubic root of 12832372 is about 234.1184536756.

It can be divided in two parts, 1283 and 2372, that added together give a triangular number (3655 = T85).

The spelling of 12832372 in words is "twelve million, eight hundred thirty-two thousand, three hundred seventy-two".

Divisors: 1 2 4 7 14 19 28 38 76 133 266 532 24121 48242 96484 168847 337694 458299 675388 916598 1833196 3208093 6416186 12832372