Base | Representation |
---|---|
bin | 1111100000110… |
… | …10010000100110 |
3 | 100001212100011000 |
4 | 13300122100212 |
5 | 231303142412 |
6 | 20525054130 |
7 | 3140044422 |
oct | 760322046 |
9 | 301770130 |
10 | 130130982 |
11 | 67501373 |
12 | 376b7346 |
13 | 20c632a7 |
14 | 133d5b82 |
15 | b6574dc |
hex | 7c1a426 |
130130982 has 16 divisors (see below), whose sum is σ = 289180080. Its totient is φ = 43376976.
The previous prime is 130130947. The next prime is 130131011. The reversal of 130130982 is 289031031.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1204863 + ... + 1204970.
It is an arithmetic number, because the mean of its divisors is an integer number (18073755).
Almost surely, 2130130982 is an apocalyptic number.
130130982 is an abundant number, since it is smaller than the sum of its proper divisors (159049098).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130130982 is a wasteful number, since it uses less digits than its factorization.
130130982 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2409844 (or 2409838 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 27.
The square root of 130130982 is about 11407.4967455617. The cubic root of 130130982 is about 506.7497802442.
The spelling of 130130982 in words is "one hundred thirty million, one hundred thirty thousand, nine hundred eighty-two".
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