Base | Representation |
---|---|
bin | 1111100001100110101 |
3 | 221211211200 |
4 | 1330030311 |
5 | 112234400 |
6 | 14523113 |
7 | 4216110 |
oct | 1741465 |
9 | 854750 |
10 | 508725 |
11 | 318238 |
12 | 206499 |
13 | 14a729 |
14 | d3577 |
15 | a0b00 |
hex | 7c335 |
508725 has 72 divisors (see below), whose sum is σ = 1160640. Its totient is φ = 207360.
The previous prime is 508709. The next prime is 508727. The reversal of 508725 is 527805.
It is a happy number.
It is not a de Polignac number, because 508725 - 24 = 508709 is a prime.
It is a super-2 number, since 2×5087252 = 517602251250, which contains 22 as substring.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 508725.
It is not an unprimeable number, because it can be changed into a prime (508727) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 26766 + ... + 26784.
It is an arithmetic number, because the mean of its divisors is an integer number (16120).
2508725 is an apocalyptic number.
508725 is the 357-th decagonal number.
It is an amenable number.
508725 is an abundant number, since it is smaller than the sum of its proper divisors (651915).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
508725 is a wasteful number, since it uses less digits than its factorization.
508725 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 59 (or 51 counting only the distinct ones).
The product of its (nonzero) digits is 2800, while the sum is 27.
The square root of 508725 is about 713.2496056781. The cubic root of 508725 is about 79.8290620964.
The spelling of 508725 in words is "five hundred eight thousand, seven hundred twenty-five".
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