Base | Representation |
---|---|
bin | 11111100111110… |
… | …101111110010100 |
3 | 1100222022010211221 |
4 | 133213311332110 |
5 | 2041304212023 |
6 | 124351140124 |
7 | 16101334102 |
oct | 3747657624 |
9 | 1328263757 |
10 | 530538388 |
11 | 252525386 |
12 | 129814644 |
13 | 85bb8153 |
14 | 50664c72 |
15 | 3189b85d |
hex | 1f9f5f94 |
530538388 has 12 divisors (see below), whose sum is σ = 928936512. Its totient is φ = 265127960.
The previous prime is 530538373. The next prime is 530538389. The reversal of 530538388 is 883835035.
It is a super-2 number, since 2×5305383882 = 562941962283277088, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (530538389) 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, 26620 + ... + 42067.
It is an arithmetic number, because the mean of its divisors is an integer number (77411376).
Almost surely, 2530538388 is an apocalyptic number.
It is an amenable number.
530538388 is a deficient number, since it is larger than the sum of its proper divisors (398398124).
530538388 is a wasteful number, since it uses less digits than its factorization.
530538388 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70622 (or 70620 counting only the distinct ones).
The product of its (nonzero) digits is 345600, while the sum is 43.
The square root of 530538388 is about 23033.4189385771. The cubic root of 530538388 is about 809.5411657326.
The spelling of 530538388 in words is "five hundred thirty million, five hundred thirty-eight thousand, three hundred eighty-eight".
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