Base | Representation |
---|---|
bin | 10000001001101000100 |
3 | 222212221202 |
4 | 2001031010 |
5 | 113413340 |
6 | 15202032 |
7 | 4332626 |
oct | 2011504 |
9 | 885852 |
10 | 529220 |
11 | 33167a |
12 | 216318 |
13 | 156b63 |
14 | dac16 |
15 | a6c15 |
hex | 81344 |
529220 has 24 divisors (see below), whose sum is σ = 1137024. Its totient is φ = 206816.
The previous prime is 529213. The next prime is 529229. The reversal of 529220 is 22925.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 529192 and 529201.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 529220.
It is not an unprimeable number, because it can be changed into a prime (529229) by changing a digit.
529220 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 659 + ... + 1221.
It is an arithmetic number, because the mean of its divisors is an integer number (47376).
2529220 is an apocalyptic number.
It is an amenable number.
529220 is an abundant number, since it is smaller than the sum of its proper divisors (607804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
529220 is a wasteful number, since it uses less digits than its factorization.
529220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 619 (or 617 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 20.
The square root of 529220 is about 727.4750854840. The cubic root of 529220 is about 80.8870039523.
The spelling of 529220 in words is "five hundred twenty-nine thousand, two hundred twenty".
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