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12835184007 = 31272265261
BaseRepresentation
bin10111111010000100…
…10101110110000111
31020010111122220102110
423331002111312013
5202241301342012
65521342312103
7633032156352
oct137502256607
936114586373
1012835184007
115497143798
1225a2588633
1312971b6149
1489a905299
15501c4773c
hex2fd095d87

12835184007 has 12 divisors (see below), whose sum is σ = 17249457336. Its totient is φ = 8489381040.

The previous prime is 12835183973. The next prime is 12835184023. The reversal of 12835184007 is 70048153821.

It is not a de Polignac number, because 12835184007 - 215 = 12835151239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12835184407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84244 + ... + 181017.

It is an arithmetic number, because the mean of its divisors is an integer number (1437454778).

Almost surely, 212835184007 is an apocalyptic number.

12835184007 is a deficient number, since it is larger than the sum of its proper divisors (4414273329).

12835184007 is an equidigital number, since it uses as much as digits as its factorization.

12835184007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265518 (or 265391 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 39.

The spelling of 12835184007 in words is "twelve billion, eight hundred thirty-five million, one hundred eighty-four thousand, seven".

Divisors: 1 3 127 381 16129 48387 265261 795783 33688147 101064441 4278394669 12835184007