Base | Representation |
---|---|
bin | 1111100010101… |
… | …01001000101001 |
3 | 100002022120221200 |
4 | 13301111020221 |
5 | 231333402022 |
6 | 20534154413 |
7 | 3142100460 |
oct | 761251051 |
9 | 302276850 |
10 | 130372137 |
11 | 67656575 |
12 | 377b2a09 |
13 | 21018c9c |
14 | 134599d7 |
15 | b6a3bac |
hex | 7c55229 |
130372137 has 12 divisors (see below), whose sum is σ = 215217600. Its totient is φ = 74498328.
The previous prime is 130372111. The next prime is 130372159. The reversal of 130372137 is 731273031.
It is not a de Polignac number, because 130372137 - 220 = 129323561 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 130372137.
It is not an unprimeable number, because it can be changed into a prime (130372037) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1034637 + ... + 1034762.
It is an arithmetic number, because the mean of its divisors is an integer number (17934800).
Almost surely, 2130372137 is an apocalyptic number.
It is an amenable number.
130372137 is a deficient number, since it is larger than the sum of its proper divisors (84845463).
130372137 is a wasteful number, since it uses less digits than its factorization.
130372137 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2069412 (or 2069409 counting only the distinct ones).
The product of its (nonzero) digits is 2646, while the sum is 27.
The square root of 130372137 is about 11418.0618758176. The cubic root of 130372137 is about 507.0626184577.
The spelling of 130372137 in words is "one hundred thirty million, three hundred seventy-two thousand, one hundred thirty-seven".
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