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130180131 = 3214464459
BaseRepresentation
bin1111100001001…
…10010000100011
3100001221211120100
413300212100203
5231311231011
620530113443
73140340624
oct760462043
9301854510
10130180131
1167535294
123771b883
1320c7c783
1413409a4b
15b666d56
hex7c26423

130180131 has 6 divisors (see below), whose sum is σ = 188037980. Its totient is φ = 86786748.

The previous prime is 130180109. The next prime is 130180139. The reversal of 130180131 is 131081031.

It is a happy number.

It is not a de Polignac number, because 130180131 - 213 = 130171939 is a prime.

It is a super-2 number, since 2×1301801312 = 33893733014354322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130180139) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7232221 + ... + 7232238.

Almost surely, 2130180131 is an apocalyptic number.

130180131 is a deficient number, since it is larger than the sum of its proper divisors (57857849).

130180131 is a wasteful number, since it uses less digits than its factorization.

130180131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14464465 (or 14464462 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 130180131 is about 11409.6507834377. The cubic root of 130180131 is about 506.8135701007.

The spelling of 130180131 in words is "one hundred thirty million, one hundred eighty thousand, one hundred thirty-one".

Divisors: 1 3 9 14464459 43393377 130180131