Base | Representation |
---|---|
bin | 110001011110… |
… | …101100001000 |
3 | 220101222112112 |
4 | 301132230020 |
5 | 11310031020 |
6 | 1142001452 |
7 | 215151425 |
oct | 61365410 |
9 | 26358475 |
10 | 12970760 |
11 | 735a140 |
12 | 4416288 |
13 | 28c1b0a |
14 | 1a18d4c |
15 | 12132c5 |
hex | c5eb08 |
12970760 has 64 divisors (see below), whose sum is σ = 32659200. Its totient is φ = 4595200.
The previous prime is 12970759. The next prime is 12970799. The reversal of 12970760 is 6707921.
It is a super-2 number, since 2×129707602 = 336481229955200, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17681 + ... + 18399.
It is an arithmetic number, because the mean of its divisors is an integer number (510300).
Almost surely, 212970760 is an apocalyptic number.
12970760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12970760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16329600).
12970760 is an abundant number, since it is smaller than the sum of its proper divisors (19688440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12970760 is a wasteful number, since it uses less digits than its factorization.
12970760 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 782 (or 778 counting only the distinct ones).
The product of its (nonzero) digits is 5292, while the sum is 32.
The square root of 12970760 is about 3601.4941343837. The cubic root of 12970760 is about 234.9570466236.
The spelling of 12970760 in words is "twelve million, nine hundred seventy thousand, seven hundred sixty".
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