Base | Representation |
---|---|
bin | 1111100000000… |
… | …00011100100100 |
3 | 100001122222010002 |
4 | 13300000130210 |
5 | 231241302002 |
6 | 20522520432 |
7 | 3136124240 |
oct | 760003444 |
9 | 301588102 |
10 | 130025252 |
11 | 67439995 |
12 | 37666118 |
13 | 20c27126 |
14 | 133a9420 |
15 | b636002 |
hex | 7c00724 |
130025252 has 24 divisors (see below), whose sum is σ = 267081024. Its totient is φ = 54218592.
The previous prime is 130025239. The next prime is 130025317. The reversal of 130025252 is 252520031.
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, 61718 + ... + 63789.
It is an arithmetic number, because the mean of its divisors is an integer number (11128376).
Almost surely, 2130025252 is an apocalyptic number.
It is an amenable number.
130025252 is an abundant number, since it is smaller than the sum of its proper divisors (137055772).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130025252 is a wasteful number, since it uses less digits than its factorization.
130025252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 125555 (or 125553 counting only the distinct ones).
The product of its (nonzero) digits is 600, while the sum is 20.
The square root of 130025252 is about 11402.8615706760. The cubic root of 130025252 is about 506.6125001728.
Adding to 130025252 its reverse (252520031), we get a palindrome (382545283).
The spelling of 130025252 in words is "one hundred thirty million, twenty-five thousand, two hundred fifty-two".
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