Base | Representation |
---|---|
bin | 110000001111… |
… | …1001001001101 |
3 | 1202121001000012 |
4 | 1200133021031 |
5 | 22433342024 |
6 | 2302043005 |
7 | 424663442 |
oct | 140371115 |
9 | 52531005 |
10 | 25293389 |
11 | 13306330 |
12 | 8579465 |
13 | 5317904 |
14 | 35059c9 |
15 | 234950e |
hex | 181f24d |
25293389 has 8 divisors (see below), whose sum is σ = 29045280. Its totient is φ = 21783600.
The previous prime is 25293383. The next prime is 25293407. The reversal of 25293389 is 98339252.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 25293389 - 212 = 25289293 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25293383) 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, 60302 + ... + 60719.
It is an arithmetic number, because the mean of its divisors is an integer number (3630660).
Almost surely, 225293389 is an apocalyptic number.
It is an amenable number.
25293389 is a deficient number, since it is larger than the sum of its proper divisors (3751891).
25293389 is a wasteful number, since it uses less digits than its factorization.
25293389 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 121051.
The product of its digits is 116640, while the sum is 41.
The square root of 25293389 is about 5029.2533243017. The cubic root of 25293389 is about 293.5411611149.
The spelling of 25293389 in words is "twenty-five million, two hundred ninety-three thousand, three hundred eighty-nine".
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