Base | Representation |
---|---|
bin | 1111100011100… |
… | …00101110000000 |
3 | 100002112022221020 |
4 | 13301300232000 |
5 | 231401010440 |
6 | 20540425440 |
7 | 3143051043 |
oct | 761605600 |
9 | 302468836 |
10 | 130485120 |
11 | 67723447 |
12 | 37848280 |
13 | 2105853c |
14 | 13488c5a |
15 | b6c73d0 |
hex | 7c70b80 |
130485120 has 64 divisors (see below), whose sum is σ = 415927440. Its totient is φ = 34795520.
The previous prime is 130485067. The next prime is 130485133. The reversal of 130485120 is 21584031.
It is a tau number, because it is divible by the number of its divisors (64).
It is a Harshad number since it is a multiple of its sum of digits (24).
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, 32061 + ... + 35900.
Almost surely, 2130485120 is an apocalyptic number.
130485120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
130485120 is an abundant number, since it is smaller than the sum of its proper divisors (285442320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130485120 is an equidigital number, since it uses as much as digits as its factorization.
130485120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67983 (or 67971 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 24.
The square root of 130485120 is about 11423.0083603226. The cubic root of 130485120 is about 507.2090529023.
The spelling of 130485120 in words is "one hundred thirty million, four hundred eighty-five thousand, one hundred twenty".
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