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130986204 = 22310915517
BaseRepresentation
bin1111100111010…
…11000011011100
3100010110210021220
413303223003130
5232013024304
620555253340
73150235656
oct763530334
9303423256
10130986204
1167a35968
1237a4a250
13211a263b
14135796d6
15b775ad9
hex7ceb0dc

130986204 has 12 divisors (see below), whose sum is σ = 305634504. Its totient is φ = 43662064.

The previous prime is 130986169. The next prime is 130986217. The reversal of 130986204 is 402689031.

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

It is a congruent number.

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, 5457747 + ... + 5457770.

It is an arithmetic number, because the mean of its divisors is an integer number (25469542).

Almost surely, 2130986204 is an apocalyptic number.

It is an amenable number.

130986204 is an abundant number, since it is smaller than the sum of its proper divisors (174648300).

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

130986204 is a wasteful number, since it uses less digits than its factorization.

130986204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10915524 (or 10915522 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 130986204 is about 11444.9204453329. The cubic root of 130986204 is about 507.8574785672.

The spelling of 130986204 in words is "one hundred thirty million, nine hundred eighty-six thousand, two hundred four".

Divisors: 1 2 3 4 6 12 10915517 21831034 32746551 43662068 65493102 130986204