Base | Representation |
---|---|
bin | 1111011010001011000 |
3 | 221122121202 |
4 | 1323101120 |
5 | 112124140 |
6 | 14453332 |
7 | 4202033 |
oct | 1732130 |
9 | 848552 |
10 | 504920 |
11 | 315399 |
12 | 204248 |
13 | 148a90 |
14 | d201a |
15 | 9e915 |
hex | 7b458 |
504920 has 32 divisors (see below), whose sum is σ = 1224720. Its totient is φ = 186240.
The previous prime is 504901. The next prime is 504929. The reversal of 504920 is 29405.
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 = 504892 and 504901.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (504929) by changing a digit.
504920 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, 35 + ... + 1005.
2504920 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 504920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (612360).
504920 is an abundant number, since it is smaller than the sum of its proper divisors (719800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
504920 is a wasteful number, since it uses less digits than its factorization.
504920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 995 (or 991 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 20.
The square root of 504920 is about 710.5772301446. The cubic root of 504920 is about 79.6295371137.
The spelling of 504920 in words is "five hundred four thousand, nine hundred twenty".
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