Base | Representation |
---|---|
bin | 1111100000111… |
… | …01110101001100 |
3 | 100001220002012212 |
4 | 13300131311030 |
5 | 231304124422 |
6 | 20525245552 |
7 | 3140135162 |
oct | 760356514 |
9 | 301802185 |
10 | 130145612 |
11 | 67511363 |
12 | 377038b8 |
13 | 20c69b4c |
14 | 133db232 |
15 | b65b9e2 |
hex | 7c1dd4c |
130145612 has 12 divisors (see below), whose sum is σ = 228104016. Its totient is φ = 64973040.
The previous prime is 130145599. The next prime is 130145623. The reversal of 130145612 is 216541031.
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, 21968 + ... + 27255.
It is an arithmetic number, because the mean of its divisors is an integer number (19008668).
Almost surely, 2130145612 is an apocalyptic number.
It is an amenable number.
130145612 is a deficient number, since it is larger than the sum of its proper divisors (97958404).
130145612 is a wasteful number, since it uses less digits than its factorization.
130145612 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49888 (or 49886 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 23.
The square root of 130145612 is about 11408.1379725177. The cubic root of 130145612 is about 506.7687700122.
Adding to 130145612 its reverse (216541031), we get a palindrome (346686643).
The spelling of 130145612 in words is "one hundred thirty million, one hundred forty-five thousand, six hundred twelve".
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