Base | Representation |
---|---|
bin | 110000001101… |
… | …1001101010101 |
3 | 1202120012220011 |
4 | 1200123031111 |
5 | 22432333034 |
6 | 2301440221 |
7 | 424565443 |
oct | 140331525 |
9 | 52505804 |
10 | 25277269 |
11 | 132a5206 |
12 | 8570071 |
13 | 5310484 |
14 | 34ddb93 |
15 | 2344864 |
hex | 181b355 |
25277269 has 2 divisors, whose sum is σ = 25277270. Its totient is φ = 25277268.
The previous prime is 25277257. The next prime is 25277281. The reversal of 25277269 is 96277252.
It is a balanced prime because it is at equal distance from previous prime (25277257) and next prime (25277281).
It can be written as a sum of positive squares in only one way, i.e., 22515025 + 2762244 = 4745^2 + 1662^2 .
It is a cyclic number.
It is not a de Polignac number, because 25277269 - 27 = 25277141 is a prime.
It is a super-2 number, since 2×252772692 = 1277880656196722, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (25277569) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12638634 + 12638635.
It is an arithmetic number, because the mean of its divisors is an integer number (12638635).
Almost surely, 225277269 is an apocalyptic number.
It is an amenable number.
25277269 is a deficient number, since it is larger than the sum of its proper divisors (1).
25277269 is an equidigital number, since it uses as much as digits as its factorization.
25277269 is an evil number, because the sum of its binary digits is even.
The product of its digits is 105840, while the sum is 40.
The square root of 25277269 is about 5027.6504452875. The cubic root of 25277269 is about 293.4787879112.
The spelling of 25277269 in words is "twenty-five million, two hundred seventy-seven thousand, two hundred sixty-nine".
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