Base | Representation |
---|---|
bin | 11110100010000… |
… | …101001010011000 |
3 | 1022200220000121111 |
4 | 132202011022120 |
5 | 2022114004040 |
6 | 122455150104 |
7 | 15460025515 |
oct | 3642051230 |
9 | 1280800544 |
10 | 512250520 |
11 | 243174441 |
12 | 123675334 |
13 | 82184122 |
14 | 4c06430c |
15 | 2ee87dea |
hex | 1e885298 |
512250520 has 32 divisors (see below), whose sum is σ = 1153631520. Its totient is φ = 204710400.
The previous prime is 512250499. The next prime is 512250521. The reversal of 512250520 is 25052215.
It is a junction number, because it is equal to n+sod(n) for n = 512250491 and 512250500.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (512250521) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42709 + ... + 53371.
It is an arithmetic number, because the mean of its divisors is an integer number (36050985).
Almost surely, 2512250520 is an apocalyptic number.
It is an amenable number.
512250520 is an abundant number, since it is smaller than the sum of its proper divisors (641381000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
512250520 is a wasteful number, since it uses less digits than its factorization.
512250520 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11875 (or 11871 counting only the distinct ones).
The product of its (nonzero) digits is 1000, while the sum is 22.
The square root of 512250520 is about 22632.9520831906. The cubic root of 512250520 is about 800.1304578914.
The spelling of 512250520 in words is "five hundred twelve million, two hundred fifty thousand, five hundred twenty".
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