Base | Representation |
---|---|
bin | 110000110100… |
… | …111101110100 |
3 | 220002022002220 |
4 | 300310331310 |
5 | 11234043420 |
6 | 1134202340 |
7 | 213540243 |
oct | 60647564 |
9 | 26068086 |
10 | 12799860 |
11 | 72527a7 |
12 | 43533b0 |
13 | 28620a8 |
14 | 19b295a |
15 | 11cc840 |
hex | c34f74 |
12799860 has 48 divisors (see below), whose sum is σ = 35997696. Its totient is φ = 3398272.
The previous prime is 12799847. The next prime is 12799867. The reversal of 12799860 is 6899721.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12799867) 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 15 ways as a sum of consecutive naturals, for example, 22702 + ... + 23258.
It is an arithmetic number, because the mean of its divisors is an integer number (749952).
Almost surely, 212799860 is an apocalyptic number.
12799860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12799860 is an abundant number, since it is smaller than the sum of its proper divisors (23197836).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12799860 is a wasteful number, since it uses less digits than its factorization.
12799860 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 952 (or 950 counting only the distinct ones).
The product of its (nonzero) digits is 54432, while the sum is 42.
The square root of 12799860 is about 3577.6891983514. The cubic root of 12799860 is about 233.9205662154.
The spelling of 12799860 in words is "twelve million, seven hundred ninety-nine thousand, eight hundred sixty".
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