Base | Representation |
---|---|
bin | 100000000111011… |
… | …111110111001001 |
3 | 1101112220201121122 |
4 | 200013133313021 |
5 | 2100420231200 |
6 | 125245045025 |
7 | 16232014451 |
oct | 4007376711 |
9 | 1345821548 |
10 | 538836425 |
11 | 257182866 |
12 | 130556775 |
13 | 8783212a |
14 | 517c4d61 |
15 | 3248a385 |
hex | 201dfdc9 |
538836425 has 18 divisors (see below), whose sum is σ = 681090522. Its totient is φ = 422880640.
The previous prime is 538836413. The next prime is 538836427. The reversal of 538836425 is 524638835.
It can be written as a sum of positive squares in 9 ways, for example, as 30063289 + 508773136 = 5483^2 + 22556^2 .
It is not a de Polignac number, because 538836425 - 226 = 471727561 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (538836427) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 66389 + ... + 74061.
Almost surely, 2538836425 is an apocalyptic number.
It is an amenable number.
538836425 is a deficient number, since it is larger than the sum of its proper divisors (142254097).
538836425 is an equidigital number, since it uses as much as digits as its factorization.
538836425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7789 (or 7731 counting only the distinct ones).
The product of its digits is 691200, while the sum is 44.
The square root of 538836425 is about 23212.8504281572. The cubic root of 538836425 is about 813.7399702084.
The spelling of 538836425 in words is "five hundred thirty-eight million, eight hundred thirty-six thousand, four hundred twenty-five".
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