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12970760 = 2351141719
BaseRepresentation
bin110001011110…
…101100001000
3220101222112112
4301132230020
511310031020
61142001452
7215151425
oct61365410
926358475
1012970760
11735a140
124416288
1328c1b0a
141a18d4c
1512132c5
hexc5eb08

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".

Divisors: 1 2 4 5 8 10 11 20 22 40 41 44 55 82 88 110 164 205 220 328 410 440 451 719 820 902 1438 1640 1804 2255 2876 3595 3608 4510 5752 7190 7909 9020 14380 15818 18040 28760 29479 31636 39545 58958 63272 79090 117916 147395 158180 235832 294790 316360 324269 589580 648538 1179160 1297076 1621345 2594152 3242690 6485380 12970760