Base | Representation |
---|---|
bin | 11110100010101… |
… | …010101111001001 |
3 | 1022201011211201200 |
4 | 132202222233021 |
5 | 2022133420200 |
6 | 122502334413 |
7 | 15461236311 |
oct | 3642525711 |
9 | 1281154650 |
10 | 512404425 |
11 | 24326a035 |
12 | 12372a409 |
13 | 822091b0 |
14 | 4c0a4441 |
15 | 2eeb8800 |
hex | 1e8aabc9 |
512404425 has 72 divisors (see below), whose sum is σ = 1020434688. Its totient is φ = 244080000.
The previous prime is 512404423. The next prime is 512404433. The reversal of 512404425 is 524404215.
It is not a de Polignac number, because 512404425 - 21 = 512404423 is a prime.
It is not an unprimeable number, because it can be changed into a prime (512404421) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 87850 + ... + 93500.
It is an arithmetic number, because the mean of its divisors is an integer number (14172704).
Almost surely, 2512404425 is an apocalyptic number.
It is an amenable number.
512404425 is a deficient number, since it is larger than the sum of its proper divisors (508030263).
512404425 is a wasteful number, since it uses less digits than its factorization.
512404425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5711 (or 5703 counting only the distinct ones).
The product of its (nonzero) digits is 6400, while the sum is 27.
The square root of 512404425 is about 22636.3518482992. The cubic root of 512404425 is about 800.2105825847.
The spelling of 512404425 in words is "five hundred twelve million, four hundred four thousand, four hundred twenty-five".
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