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12804958033 = 729591069129
BaseRepresentation
bin10111110110011110…
…00010011101010001
31020001101210021011221
423323033002131101
5202211032124113
65514342405041
7632214230110
oct137317023521
936041707157
1012804958033
11548107954a
122594430781
131290b6235a
148968b7c77
154ee27698d
hex2fb3c2751

12804958033 has 16 divisors (see below), whose sum is σ = 15395472000. Its totient is φ = 10417583232.

The previous prime is 12804958013. The next prime is 12804958057. The reversal of 12804958033 is 33085940821.

It is not a de Polignac number, because 12804958033 - 213 = 12804949841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12804958013) 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 15 ways as a sum of consecutive naturals, for example, 522588 + ... + 546541.

It is an arithmetic number, because the mean of its divisors is an integer number (962217000).

Almost surely, 212804958033 is an apocalyptic number.

It is an amenable number.

12804958033 is a deficient number, since it is larger than the sum of its proper divisors (2590513967).

12804958033 is a wasteful number, since it uses less digits than its factorization.

12804958033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1069224.

The product of its (nonzero) digits is 207360, while the sum is 43.

The spelling of 12804958033 in words is "twelve billion, eight hundred four million, nine hundred fifty-eight thousand, thirty-three".

Divisors: 1 7 29 59 203 413 1711 11977 1069129 7483903 31004741 63078611 217033187 441550277 1829279719 12804958033