Base | Representation |
---|---|
bin | 110000001111… |
… | …1101010001001 |
3 | 1202121010220021 |
4 | 1200133222021 |
5 | 22433423442 |
6 | 2302100441 |
7 | 425002543 |
oct | 140375211 |
9 | 52533807 |
10 | 25295497 |
11 | 13307977 |
12 | 857a721 |
13 | 5318866 |
14 | 3506693 |
15 | 2349e67 |
hex | 181fa89 |
25295497 has 2 divisors, whose sum is σ = 25295498. Its totient is φ = 25295496.
The previous prime is 25295471. The next prime is 25295509. The reversal of 25295497 is 79459252.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 21566736 + 3728761 = 4644^2 + 1931^2 .
It is a cyclic number.
It is not a de Polignac number, because 25295497 - 211 = 25293449 is a prime.
It is not a weakly prime, because it can be changed into another prime (25295797) by changing a digit.
It is a good prime.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12647748 + 12647749.
It is an arithmetic number, because the mean of its divisors is an integer number (12647749).
Almost surely, 225295497 is an apocalyptic number.
It is an amenable number.
25295497 is a deficient number, since it is larger than the sum of its proper divisors (1).
25295497 is an equidigital number, since it uses as much as digits as its factorization.
25295497 is an evil number, because the sum of its binary digits is even.
The product of its digits is 226800, while the sum is 43.
The square root of 25295497 is about 5029.4628937890. The cubic root of 25295497 is about 293.5493156512.
The spelling of 25295497 in words is "twenty-five million, two hundred ninety-five thousand, four hundred ninety-seven".
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