Base | Representation |
---|---|
bin | 10000001000010001101 |
3 | 222212000000 |
4 | 2001002031 |
5 | 113403100 |
6 | 15154513 |
7 | 4330614 |
oct | 2010215 |
9 | 885000 |
10 | 528525 |
11 | 3310a8 |
12 | 215a39 |
13 | 15674a |
14 | da87b |
15 | a6900 |
hex | 8108d |
528525 has 42 divisors (see below), whose sum is σ = 1016490. Its totient is φ = 272160.
The previous prime is 528511. The next prime is 528527. The reversal of 528525 is 525825.
528525 = T193 + T194 + ... + T217.
It can be written as a sum of positive squares in 3 ways, for example, as 35721 + 492804 = 189^2 + 702^2 .
It is not a de Polignac number, because 528525 - 24 = 528509 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a nialpdrome in base 9.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (528527) by changing a digit.
It is a polite number, since it can be written in 41 ways as a sum of consecutive naturals, for example, 18211 + ... + 18239.
2528525 is an apocalyptic number.
It is an amenable number.
528525 is a deficient number, since it is larger than the sum of its proper divisors (487965).
528525 is an equidigital number, since it uses as much as digits as its factorization.
528525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57 (or 37 counting only the distinct ones).
The product of its digits is 4000, while the sum is 27.
The square root of 528525 is about 726.9972489632. The cubic root of 528525 is about 80.8515800614.
The spelling of 528525 in words is "five hundred twenty-eight thousand, five hundred twenty-five".
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