Base | Representation |
---|---|
bin | 1111100101011… |
… | …10111111000000 |
3 | 100010000021210011 |
4 | 13302232333000 |
5 | 231432141120 |
6 | 20550114304 |
7 | 3145162435 |
oct | 762567700 |
9 | 303007704 |
10 | 130740160 |
11 | 67888021 |
12 | 3794b994 |
13 | 21117655 |
14 | 13513b8c |
15 | b727c5a |
hex | 7caefc0 |
130740160 has 28 divisors (see below), whose sum is σ = 311325768. Its totient is φ = 52295936.
The previous prime is 130740143. The next prime is 130740221. The reversal of 130740160 is 61047031.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203962 + ... + 204601.
Almost surely, 2130740160 is an apocalyptic number.
130740160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
130740160 is an abundant number, since it is smaller than the sum of its proper divisors (180585608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130740160 is an equidigital number, since it uses as much as digits as its factorization.
130740160 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 408580 (or 408570 counting only the distinct ones).
The product of its (nonzero) digits is 504, while the sum is 22.
The square root of 130740160 is about 11434.1663447756. The cubic root of 130740160 is about 507.5392933896.
Adding to 130740160 its reverse (61047031), we get a palindrome (191787191).
The spelling of 130740160 in words is "one hundred thirty million, seven hundred forty thousand, one hundred sixty".
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