Base | Representation |
---|---|
bin | 101111110011… |
… | …1001101100101 |
3 | 1202011101202011 |
4 | 1133213031211 |
5 | 22404024133 |
6 | 2253114221 |
7 | 423020512 |
oct | 137471545 |
9 | 52141664 |
10 | 25064293 |
11 | 1316a1a1 |
12 | 8488971 |
13 | 5267557 |
14 | 3486309 |
15 | 23016cd |
hex | 17e7365 |
25064293 has 2 divisors, whose sum is σ = 25064294. Its totient is φ = 25064292.
The previous prime is 25064267. The next prime is 25064297. The reversal of 25064293 is 39246052.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 24770529 + 293764 = 4977^2 + 542^2 .
It is a cyclic number.
It is not a de Polignac number, because 25064293 - 217 = 24933221 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (25064297) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12532146 + 12532147.
It is an arithmetic number, because the mean of its divisors is an integer number (12532147).
Almost surely, 225064293 is an apocalyptic number.
It is an amenable number.
25064293 is a deficient number, since it is larger than the sum of its proper divisors (1).
25064293 is an equidigital number, since it uses as much as digits as its factorization.
25064293 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 12960, while the sum is 31.
The square root of 25064293 is about 5006.4251717168. The cubic root of 25064293 is about 292.6522177499.
The spelling of 25064293 in words is "twenty-five million, sixty-four thousand, two hundred ninety-three".
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