Base | Representation |
---|---|
bin | 1111100101000… |
… | …00100001110100 |
3 | 100002220021120010 |
4 | 13302200201310 |
5 | 231423242243 |
6 | 20544540220 |
7 | 3144525006 |
oct | 762404164 |
9 | 302807503 |
10 | 130680948 |
11 | 67847592 |
12 | 37921670 |
13 | 210c6708 |
14 | 134da376 |
15 | b715433 |
hex | 7ca0874 |
130680948 has 12 divisors (see below), whose sum is σ = 304922240. Its totient is φ = 43560312.
The previous prime is 130680947. The next prime is 130680959. The reversal of 130680948 is 849086031.
It is a tau number, because it is divible by the number of its divisors (12).
It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130680947) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5445028 + ... + 5445051.
Almost surely, 2130680948 is an apocalyptic number.
It is an amenable number.
130680948 is an abundant number, since it is smaller than the sum of its proper divisors (174241292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130680948 is a wasteful number, since it uses less digits than its factorization.
130680948 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10890086 (or 10890084 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 39.
The square root of 130680948 is about 11431.5767941260. The cubic root of 130680948 is about 507.4626605869.
The spelling of 130680948 in words is "one hundred thirty million, six hundred eighty thousand, nine hundred forty-eight".
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