Base | Representation |
---|---|
bin | 11111010100010… |
… | …010101101101001 |
3 | 1100121122202110002 |
4 | 133110102231221 |
5 | 2034001210400 |
6 | 124045232345 |
7 | 16006636661 |
oct | 3724225551 |
9 | 1317582402 |
10 | 525413225 |
11 | 24a644807 |
12 | 127b626b5 |
13 | 84b123cc |
14 | 4dacd1a1 |
15 | 311d7ed5 |
hex | 1f512b69 |
525413225 has 12 divisors (see below), whose sum is σ = 652939980. Its totient is φ = 419409600.
The previous prime is 525413183. The next prime is 525413227. The reversal of 525413225 is 522314525.
It can be written as a sum of positive squares in 6 ways, for example, as 73085401 + 452327824 = 8549^2 + 21268^2 .
It is not a de Polignac number, because 525413225 - 28 = 525412969 is a prime.
It is not an unprimeable number, because it can be changed into a prime (525413227) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11270 + ... + 34319.
It is an arithmetic number, because the mean of its divisors is an integer number (54411665).
Almost surely, 2525413225 is an apocalyptic number.
It is an amenable number.
525413225 is a deficient number, since it is larger than the sum of its proper divisors (127526755).
525413225 is a wasteful number, since it uses less digits than its factorization.
525413225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46060 (or 46055 counting only the distinct ones).
The product of its digits is 12000, while the sum is 29.
The square root of 525413225 is about 22921.8940098762. The cubic root of 525413225 is about 806.9259211734.
The spelling of 525413225 in words is "five hundred twenty-five million, four hundred thirteen thousand, two hundred twenty-five".
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