Base | Representation |
---|---|
bin | 110000001111… |
… | …1000111101000 |
3 | 1202121000212110 |
4 | 1200133013220 |
5 | 22433341123 |
6 | 2302042320 |
7 | 424663236 |
oct | 140370750 |
9 | 52530773 |
10 | 25293288 |
11 | 13306249 |
12 | 85793a0 |
13 | 5317857 |
14 | 3505956 |
15 | 2349493 |
hex | 181f1e8 |
25293288 has 32 divisors (see below), whose sum is σ = 64706400. Its totient is φ = 8234688.
The previous prime is 25293283. The next prime is 25293343. The reversal of 25293288 is 88239252.
It is not an unprimeable number, because it can be changed into a prime (25293283) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11223 + ... + 13286.
It is an arithmetic number, because the mean of its divisors is an integer number (2022075).
Almost surely, 225293288 is an apocalyptic number.
It is an amenable number.
25293288 is an abundant number, since it is smaller than the sum of its proper divisors (39413112).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25293288 is a wasteful number, since it uses less digits than its factorization.
25293288 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24561 (or 24557 counting only the distinct ones).
The product of its digits is 69120, while the sum is 39.
The square root of 25293288 is about 5029.2432830397. The cubic root of 25293288 is about 293.5407703976.
The spelling of 25293288 in words is "twenty-five million, two hundred ninety-three thousand, two hundred eighty-eight".
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