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12083025432 = 233886756779
BaseRepresentation
bin10110100000011010…
…00101011000011000
31011012002100021211110
423100031011120120
5144221223303212
65314553100320
7605300010252
oct132015053030
934162307743
1012083025432
115140609935
1224126b76a0
1311a7413cba
14828a70cd2
154aabc0a3c
hex2d0345618

12083025432 has 32 divisors (see below), whose sum is σ = 30211502400. Its totient is φ = 4027149984.

The previous prime is 12083025407. The next prime is 12083025439. The reversal of 12083025432 is 23452038021.

It is a self number, because there is not a number n which added to its sum of digits gives 12083025432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12083025439) 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, 184419 + ... + 241197.

It is an arithmetic number, because the mean of its divisors is an integer number (944109450).

Almost surely, 212083025432 is an apocalyptic number.

12083025432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12083025432 is an abundant number, since it is smaller than the sum of its proper divisors (18128476968).

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

12083025432 is a wasteful number, since it uses less digits than its factorization.

12083025432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65655 (or 65651 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 12083025432 in words is "twelve billion, eighty-three million, twenty-five thousand, four hundred thirty-two".

Divisors: 1 2 3 4 6 8 12 24 8867 17734 26601 35468 53202 56779 70936 106404 113558 170337 212808 227116 340674 454232 681348 1362696 503459393 1006918786 1510378179 2013837572 3020756358 4027675144 6041512716 12083025432