Base | Representation |
---|---|
bin | 11111100111101… |
… | …101111011110001 |
3 | 1100222020110200021 |
4 | 133213231323301 |
5 | 2041302133312 |
6 | 124350323441 |
7 | 16101136066 |
oct | 3747557361 |
9 | 1328213607 |
10 | 530505457 |
11 | 252502669 |
12 | 1297b9581 |
13 | 85ba6171 |
14 | 50656c6d |
15 | 31891c07 |
hex | 1f9edef1 |
530505457 has 2 divisors, whose sum is σ = 530505458. Its totient is φ = 530505456.
The previous prime is 530505427. The next prime is 530505463. The reversal of 530505457 is 754505035.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 436977216 + 93528241 = 20904^2 + 9671^2 .
It is a cyclic number.
It is not a de Polignac number, because 530505457 - 219 = 529981169 is a prime.
It is not a weakly prime, because it can be changed into another prime (530505427) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265252728 + 265252729.
It is an arithmetic number, because the mean of its divisors is an integer number (265252729).
Almost surely, 2530505457 is an apocalyptic number.
It is an amenable number.
530505457 is a deficient number, since it is larger than the sum of its proper divisors (1).
530505457 is an equidigital number, since it uses as much as digits as its factorization.
530505457 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 52500, while the sum is 34.
The square root of 530505457 is about 23032.7040748584. The cubic root of 530505457 is about 809.5244157340.
The spelling of 530505457 in words is "five hundred thirty million, five hundred five thousand, four hundred fifty-seven".
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