Base | Representation |
---|---|
bin | 11000001000111100… |
… | …11000101010111000 |
3 | 1020110012111000000120 |
4 | 30010132120222320 |
5 | 203020223213440 |
6 | 5542001133240 |
7 | 636105656640 |
oct | 140436305270 |
9 | 36405430016 |
10 | 12959976120 |
11 | 5550628973 |
12 | 261832a220 |
13 | 12b6cca330 |
14 | 8ad30b520 |
15 | 50cb97dd0 |
hex | 304798ab8 |
12959976120 has 128 divisors (see below), whose sum is σ = 47852259840. Its totient is φ = 2734410240.
The previous prime is 12959976091. The next prime is 12959976179. The reversal of 12959976120 is 2167995921.
It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 582486 + ... + 604325.
It is an arithmetic number, because the mean of its divisors is an integer number (373845780).
Almost surely, 212959976120 is an apocalyptic number.
12959976120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12959976120 is an abundant number, since it is smaller than the sum of its proper divisors (34892283720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12959976120 is a wasteful number, since it uses less digits than its factorization.
12959976120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1186845 (or 1186841 counting only the distinct ones).
The product of its (nonzero) digits is 612360, while the sum is 51.
The spelling of 12959976120 in words is "twelve billion, nine hundred fifty-nine million, nine hundred seventy-six thousand, one hundred twenty".
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