Base | Representation |
---|---|
bin | 11111100111110… |
… | …100100110000010 |
3 | 1100222021212002200 |
4 | 133213310212002 |
5 | 2041304021423 |
6 | 124351054030 |
7 | 16101311451 |
oct | 3747644602 |
9 | 1328255080 |
10 | 530532738 |
11 | 25252110a |
12 | 129811316 |
13 | 85bb56c8 |
14 | 50662b98 |
15 | 31899d43 |
hex | 1f9f4982 |
530532738 has 54 divisors (see below), whose sum is σ = 1181918907. Its totient is φ = 171990720.
The previous prime is 530532731. The next prime is 530532767. The reversal of 530532738 is 837235035.
530532738 is a `hidden beast` number, since 53 + 0 + 532 + 73 + 8 = 666.
It can be written as a sum of positive squares in 5 ways, for example, as 11923209 + 518609529 = 3453^2 + 22773^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=16287.
It is not an unprimeable number, because it can be changed into a prime (530532731) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 5960998 + ... + 5961086.
Almost surely, 2530532738 is an apocalyptic number.
530532738 is an abundant number, since it is smaller than the sum of its proper divisors (651386169).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
530532738 is an equidigital number, since it uses as much as digits as its factorization.
530532738 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 308 (or 155 counting only the distinct ones).
The product of its (nonzero) digits is 75600, while the sum is 36.
The square root of 530532738 is about 23033.2962903706. The cubic root of 530532738 is about 809.5382919702.
The spelling of 530532738 in words is "five hundred thirty million, five hundred thirty-two thousand, seven hundred thirty-eight".
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