Base | Representation |
---|---|
bin | 11110100101011… |
… | …011111100001000 |
3 | 1022202112201101000 |
4 | 132211123330020 |
5 | 2022330131443 |
6 | 122530055000 |
7 | 15500351361 |
oct | 3645337410 |
9 | 1282481330 |
10 | 513130248 |
11 | 243715394 |
12 | 123a1a460 |
13 | 82401687 |
14 | 4c212b68 |
15 | 300ad8d3 |
hex | 1e95bf08 |
513130248 has 32 divisors (see below), whose sum is σ = 1425362400. Its totient is φ = 171043344.
The previous prime is 513130237. The next prime is 513130273. The reversal of 513130248 is 842031315.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1187586 + ... + 1188017.
It is an arithmetic number, because the mean of its divisors is an integer number (44542575).
Almost surely, 2513130248 is an apocalyptic number.
It is an amenable number.
513130248 is an abundant number, since it is smaller than the sum of its proper divisors (912232152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
513130248 is a wasteful number, since it uses less digits than its factorization.
513130248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2375618 (or 2375608 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
The square root of 513130248 is about 22652.3784181706. The cubic root of 513130248 is about 800.5882381971.
The spelling of 513130248 in words is "five hundred thirteen million, one hundred thirty thousand, two hundred forty-eight".
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