Base | Representation |
---|---|
bin | 1111100011110… |
… | …10011100100000 |
3 | 100002121100120210 |
4 | 13301322130200 |
5 | 231403244320 |
6 | 20541334120 |
7 | 3143305146 |
oct | 761723440 |
9 | 302540523 |
10 | 130524960 |
11 | 67750375 |
12 | 37867340 |
13 | 21070707 |
14 | 13499596 |
15 | b6d40e0 |
hex | 7c7a720 |
130524960 has 48 divisors (see below), whose sum is σ = 411155136. Its totient is φ = 34806528.
The previous prime is 130524959. The next prime is 130524983. The reversal of 130524960 is 69425031.
It is a tau number, because it is divible by the number of its divisors (48).
It is a Harshad number since it is a multiple of its sum of digits (30).
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, 135484 + ... + 136443.
It is an arithmetic number, because the mean of its divisors is an integer number (8565732).
Almost surely, 2130524960 is an apocalyptic number.
130524960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
130524960 is an abundant number, since it is smaller than the sum of its proper divisors (280630176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130524960 is a wasteful number, since it uses less digits than its factorization.
130524960 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 271945 (or 271937 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 30.
The square root of 130524960 is about 11424.7520760846. The cubic root of 130524960 is about 507.2606683724.
Adding to 130524960 its reverse (69425031), we get a palindrome (199949991).
The spelling of 130524960 in words is "one hundred thirty million, five hundred twenty-four thousand, nine hundred sixty".
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