Base | Representation |
---|---|
bin | 1111100001111… |
… | …01011111000111 |
3 | 100002010200002001 |
4 | 13300331133013 |
5 | 231322302041 |
6 | 20532130131 |
7 | 3141215200 |
oct | 760753707 |
9 | 302120061 |
10 | 130275271 |
11 | 6759a815 |
12 | 37766947 |
13 | 20cb3b79 |
14 | 134325a7 |
15 | b685131 |
hex | 7c3d7c7 |
130275271 has 12 divisors (see below), whose sum is σ = 152040888. Its totient is φ = 111298992.
The previous prime is 130275259. The next prime is 130275287. The reversal of 130275271 is 172572031.
It is not a de Polignac number, because 130275271 - 25 = 130275239 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130275241) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11340 + ... + 19726.
It is an arithmetic number, because the mean of its divisors is an integer number (12670074).
Almost surely, 2130275271 is an apocalyptic number.
130275271 is a deficient number, since it is larger than the sum of its proper divisors (21765617).
130275271 is an equidigital number, since it uses as much as digits as its factorization.
130275271 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8718 (or 8711 counting only the distinct ones).
The product of its (nonzero) digits is 2940, while the sum is 28.
The square root of 130275271 is about 11413.8192994282. The cubic root of 130275271 is about 506.9370054794.
The spelling of 130275271 in words is "one hundred thirty million, two hundred seventy-five thousand, two hundred seventy-one".
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