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130614560 = 255816341
BaseRepresentation
bin1111100100100…
…00010100100000
3100002202220111022
413302100110200
5231414131220
620543305012
73144130316
oct762202440
9302686438
10130614560
116780171a
12378ab168
13210a242b
14134c00b6
15b700925
hex7c90520

130614560 has 24 divisors (see below), whose sum is σ = 308577276. Its totient is φ = 52245760.

The previous prime is 130614469. The next prime is 130614577. The reversal of 130614560 is 65416031.

It can be written as a sum of positive squares in 2 ways, for example, as 130599184 + 15376 = 11428^2 + 124^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 408011 + ... + 408330.

Almost surely, 2130614560 is an apocalyptic number.

130614560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130614560 is an abundant number, since it is smaller than the sum of its proper divisors (177962716).

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

130614560 is an equidigital number, since it uses as much as digits as its factorization.

130614560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816356 (or 816348 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 130614560 is about 11428.6727138369. The cubic root of 130614560 is about 507.3767129968.

The spelling of 130614560 in words is "one hundred thirty million, six hundred fourteen thousand, five hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 816341 1632682 3265364 4081705 6530728 8163410 13061456 16326820 26122912 32653640 65307280 130614560