Base | Representation |
---|---|
bin | 11111101000011… |
… | …110100101011011 |
3 | 1100222121121000210 |
4 | 133220132211123 |
5 | 2041330022411 |
6 | 124354502203 |
7 | 16102626054 |
oct | 3750364533 |
9 | 1328547023 |
10 | 530704731 |
11 | 252629357 |
12 | 129894963 |
13 | 85c45a8b |
14 | 506a972b |
15 | 318d0ca6 |
hex | 1fa1e95b |
530704731 has 4 divisors (see below), whose sum is σ = 707606312. Its totient is φ = 353803152.
The previous prime is 530704729. The next prime is 530704763. The reversal of 530704731 is 137407035.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 530704731 - 21 = 530704729 is a prime.
It is a super-2 number, since 2×5307047312 = 563295023011564722, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (530704771) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88450786 + ... + 88450791.
It is an arithmetic number, because the mean of its divisors is an integer number (176901578).
Almost surely, 2530704731 is an apocalyptic number.
530704731 is a deficient number, since it is larger than the sum of its proper divisors (176901581).
530704731 is a wasteful number, since it uses less digits than its factorization.
530704731 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 176901580.
The product of its (nonzero) digits is 8820, while the sum is 30.
The square root of 530704731 is about 23037.0295611218. The cubic root of 530704731 is about 809.6257637170.
The spelling of 530704731 in words is "five hundred thirty million, seven hundred four thousand, seven hundred thirty-one".
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