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130655652 = 22310887971
BaseRepresentation
bin1111100100110…
…10010110100100
3100002211222212020
413302122112210
5231421440102
620544223140
73144361161
oct762322644
9302758766
10130655652
116782a586
123790aab0
13210b804a
14134d1068
15b70cbbc
hex7c9a5a4

130655652 has 12 divisors (see below), whose sum is σ = 304863216. Its totient is φ = 43551880.

The previous prime is 130655633. The next prime is 130655687. The reversal of 130655652 is 256556031.

It is a tau number, because it is divible by the number of its divisors (12).

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, 5443974 + ... + 5443997.

It is an arithmetic number, because the mean of its divisors is an integer number (25405268).

Almost surely, 2130655652 is an apocalyptic number.

130655652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

130655652 is an abundant number, since it is smaller than the sum of its proper divisors (174207564).

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

130655652 is a wasteful number, since it uses less digits than its factorization.

130655652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10887978 (or 10887976 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 130655652 is about 11430.4703315305. The cubic root of 130655652 is about 507.4299151765.

The spelling of 130655652 in words is "one hundred thirty million, six hundred fifty-five thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 12 10887971 21775942 32663913 43551884 65327826 130655652