Base | Representation |
---|---|
bin | 11101111110100… |
… | …001110101111101 |
3 | 1022001100112101011 |
4 | 131332201311331 |
5 | 2012222241223 |
6 | 121523315221 |
7 | 15314561410 |
oct | 3576416575 |
9 | 1261315334 |
10 | 502930813 |
11 | 238989400 |
12 | 12051bb11 |
13 | 802700c8 |
14 | 4ab19b77 |
15 | 2e24680d |
hex | 1dfa1d7d |
502930813 has 24 divisors (see below), whose sum is σ = 638144640. Its totient is φ = 387948000.
The previous prime is 502930793. The next prime is 502930819. The reversal of 502930813 is 318039205.
It is a happy number.
It is not a de Polignac number, because 502930813 - 221 = 500833661 is a prime.
It is a super-3 number, since 3×5029308133 (a number of 27 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (502930819) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82608 + ... + 88486.
It is an arithmetic number, because the mean of its divisors is an integer number (26589360).
Almost surely, 2502930813 is an apocalyptic number.
It is an amenable number.
502930813 is a deficient number, since it is larger than the sum of its proper divisors (135213827).
502930813 is a wasteful number, since it uses less digits than its factorization.
502930813 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6009 (or 5998 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 31.
The square root of 502930813 is about 22426.1189910336. The cubic root of 502930813 is about 795.2482976387.
The spelling of 502930813 in words is "five hundred two million, nine hundred thirty thousand, eight hundred thirteen".
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