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12673300920 = 2335715087263
BaseRepresentation
bin10111100110110001…
…10011100110111000
31012201020001101120120
423303120303212320
5201423331112140
65453320453240
7626025165120
oct136330634670
935636041516
1012673300920
115413825615
12255831a220
13126c7b6537
14883205c80
154e291c1d0
hex2f36339b8

12673300920 has 64 divisors (see below), whose sum is σ = 43451320320. Its totient is φ = 2896754304.

The previous prime is 12673300873. The next prime is 12673300921. The reversal of 12673300920 is 2900337621.

It is a happy number.

It is a super-2 number, since 2×126733009202 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12673300921) 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, 7542792 + ... + 7544471.

It is an arithmetic number, because the mean of its divisors is an integer number (678926880).

Almost surely, 212673300920 is an apocalyptic number.

12673300920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12673300920 is an abundant number, since it is smaller than the sum of its proper divisors (30778019400).

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

12673300920 is a wasteful number, since it uses less digits than its factorization.

12673300920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15087284 (or 15087280 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 33.

The spelling of 12673300920 in words is "twelve billion, six hundred seventy-three million, three hundred thousand, nine hundred twenty".

Divisors: 1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 28 30 35 40 42 56 60 70 84 105 120 140 168 210 280 420 840 15087263 30174526 45261789 60349052 75436315 90523578 105610841 120698104 150872630 181047156 211221682 226308945 301745260 316832523 362094312 422443364 452617890 528054205 603490520 633665046 844886728 905235780 1056108410 1267330092 1584162615 1810471560 2112216820 2534660184 3168325230 4224433640 6336650460 12673300920