Base | Representation |
---|---|
bin | 110000001001… |
… | …1100101100001 |
3 | 1202111122001212 |
4 | 1200103211201 |
5 | 22430333144 |
6 | 2301035505 |
7 | 424405433 |
oct | 140234541 |
9 | 52448055 |
10 | 25246049 |
11 | 13283804 |
12 | 8555b95 |
13 | 52cc1ba |
14 | 34d2653 |
15 | 233a49e |
hex | 1813961 |
25246049 has 2 divisors, whose sum is σ = 25246050. Its totient is φ = 25246048.
The previous prime is 25246043. The next prime is 25246129. The reversal of 25246049 is 94064252.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 22733824 + 2512225 = 4768^2 + 1585^2 .
It is a cyclic number.
It is not a de Polignac number, because 25246049 - 24 = 25246033 is a prime.
It is a super-2 number, since 2×252460492 = 1274725980220802, which contains 22 as substring.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (25246043) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12623024 + 12623025.
It is an arithmetic number, because the mean of its divisors is an integer number (12623025).
Almost surely, 225246049 is an apocalyptic number.
It is an amenable number.
25246049 is a deficient number, since it is larger than the sum of its proper divisors (1).
25246049 is an equidigital number, since it uses as much as digits as its factorization.
25246049 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 17280, while the sum is 32.
The square root of 25246049 is about 5024.5446559863. The cubic root of 25246049 is about 293.3579127418.
The spelling of 25246049 in words is "twenty-five million, two hundred forty-six thousand, forty-nine".
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