Base | Representation |
---|---|
bin | 11110100011101… |
… | …110001110100000 |
3 | 1022201200212221011 |
4 | 132203232032200 |
5 | 2022221241424 |
6 | 122512310304 |
7 | 15463500253 |
oct | 3643561640 |
9 | 1281625834 |
10 | 512680864 |
11 | 2434387a3 |
12 | 123842394 |
13 | 822a4c77 |
14 | 4c13709a |
15 | 30020694 |
hex | 1e8ee3a0 |
512680864 has 12 divisors (see below), whose sum is σ = 1009340514. Its totient is φ = 256340416.
The previous prime is 512680853. The next prime is 512680867. The reversal of 512680864 is 468086215.
It can be written as a sum of positive squares in only one way, i.e., 351187600 + 161493264 = 18740^2 + 12708^2 .
It is not an unprimeable number, because it can be changed into a prime (512680867) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8010607 + ... + 8010670.
Almost surely, 2512680864 is an apocalyptic number.
It is an amenable number.
512680864 is a deficient number, since it is larger than the sum of its proper divisors (496659650).
512680864 is a wasteful number, since it uses less digits than its factorization.
512680864 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16021287 (or 16021279 counting only the distinct ones).
The product of its (nonzero) digits is 92160, while the sum is 40.
The square root of 512680864 is about 22642.4571104816. The cubic root of 512680864 is about 800.3544595915.
The spelling of 512680864 in words is "five hundred twelve million, six hundred eighty thousand, eight hundred sixty-four".
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