Base | Representation |
---|---|
bin | 1111100011110… |
… | …10000110000101 |
3 | 100002121021121122 |
4 | 13301322012011 |
5 | 231403223100 |
6 | 20541323325 |
7 | 3143301026 |
oct | 761720605 |
9 | 302537548 |
10 | 130523525 |
11 | 6774a290 |
12 | 37866545 |
13 | 2106cb72 |
14 | 13498c4d |
15 | b6d3985 |
hex | 7c7a185 |
130523525 has 24 divisors (see below), whose sum is σ = 177095808. Its totient is φ = 94640000.
The previous prime is 130523513. The next prime is 130523539. The reversal of 130523525 is 525325031.
It is not a de Polignac number, because 130523525 - 24 = 130523509 is a prime.
It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 130523494 and 130523503.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 142820 + ... + 143730.
It is an arithmetic number, because the mean of its divisors is an integer number (7378992).
Almost surely, 2130523525 is an apocalyptic number.
It is an amenable number.
130523525 is a deficient number, since it is larger than the sum of its proper divisors (46572283).
130523525 is a wasteful number, since it uses less digits than its factorization.
130523525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1453 (or 1448 counting only the distinct ones).
The product of its (nonzero) digits is 4500, while the sum is 26.
The square root of 130523525 is about 11424.6892736739. The cubic root of 130523525 is about 507.2588094132.
Adding to 130523525 its reverse (525325031), we get a palindrome (655848556).
The spelling of 130523525 in words is "one hundred thirty million, five hundred twenty-three thousand, five hundred twenty-five".
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