Base | Representation |
---|---|
bin | 11110010110110… |
… | …100000010111110 |
3 | 1022111022221220120 |
4 | 132112310002332 |
5 | 2020334444310 |
6 | 122311555410 |
7 | 15422644260 |
oct | 3626640276 |
9 | 1274287816 |
10 | 509296830 |
11 | 241537279 |
12 | 12268bb66 |
13 | 8168b893 |
14 | 4b8d5b30 |
15 | 2eaa2b70 |
hex | 1e5b40be |
509296830 has 64 divisors (see below), whose sum is σ = 1442009088. Its totient is φ = 112654080.
The previous prime is 509296813. The next prime is 509296847. The reversal of 509296830 is 38692905.
It is an interprime number because it is at equal distance from previous prime (509296813) and next prime (509296847).
It is a super-2 number, since 2×5092968302 = 518766522096097800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32607 + ... + 45626.
It is an arithmetic number, because the mean of its divisors is an integer number (22531392).
Almost surely, 2509296830 is an apocalyptic number.
509296830 is an abundant number, since it is smaller than the sum of its proper divisors (932712258).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
509296830 is a wasteful number, since it uses less digits than its factorization.
509296830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78281.
The product of its (nonzero) digits is 116640, while the sum is 42.
The square root of 509296830 is about 22567.6057657874. The cubic root of 509296830 is about 798.5896139335.
The spelling of 509296830 in words is "five hundred nine million, two hundred ninety-six thousand, eight hundred thirty".
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