Base | Representation |
---|---|
bin | 11101111100011… |
… | …101100100011100 |
3 | 1022000100000011202 |
4 | 131330131210130 |
5 | 2012102422040 |
6 | 121503535032 |
7 | 15310144010 |
oct | 3574354434 |
9 | 1260300152 |
10 | 502389020 |
11 | 238649341 |
12 | 1202ba478 |
13 | 80110613 |
14 | 4aa18540 |
15 | 2e18b015 |
hex | 1df1d91c |
502389020 has 24 divisors (see below), whose sum is σ = 1205733984. Its totient is φ = 172247616.
The previous prime is 502388987. The next prime is 502389047. The reversal of 502389020 is 20983205.
It is a super-3 number, since 3×5023890203 (a number of 27 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1794107 + ... + 1794386.
It is an arithmetic number, because the mean of its divisors is an integer number (50238916).
Almost surely, 2502389020 is an apocalyptic number.
It is an amenable number.
502389020 is an abundant number, since it is smaller than the sum of its proper divisors (703344964).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
502389020 is a wasteful number, since it uses less digits than its factorization.
502389020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3588509 (or 3588507 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 29.
The square root of 502389020 is about 22414.0362273286. The cubic root of 502389020 is about 794.9626289409.
The spelling of 502389020 in words is "five hundred two million, three hundred eighty-nine thousand, twenty".
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