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13058980 = 2251159359
BaseRepresentation
bin110001110100…
…001110100100
3220120110112221
4301310032210
511320341410
61143522124
7215666554
oct61641644
926513487
1013058980
11740a450
124459344
13292300c
141a3d164
15122e4da
hexc743a4

13058980 has 24 divisors (see below), whose sum is σ = 29917440. Its totient is φ = 4748640.

The previous prime is 13058957. The next prime is 13058987. The reversal of 13058980 is 8985031.

It is not an unprimeable number, because it can be changed into a prime (13058987) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 29460 + ... + 29899.

It is an arithmetic number, because the mean of its divisors is an integer number (1246560).

Almost surely, 213058980 is an apocalyptic number.

13058980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13058980 is an abundant number, since it is smaller than the sum of its proper divisors (16858460).

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

13058980 is a wasteful number, since it uses less digits than its factorization.

13058980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59379 (or 59377 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 13058980 is about 3613.7210739071. The cubic root of 13058980 is about 235.4885265092.

The spelling of 13058980 in words is "thirteen million, fifty-eight thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 59359 118718 237436 296795 593590 652949 1187180 1305898 2611796 3264745 6529490 13058980