Base | Representation |
---|---|
bin | 110000010000… |
… | …0010101000001 |
3 | 1202121021122220 |
4 | 1200200111001 |
5 | 22434020431 |
6 | 2302121253 |
7 | 425013543 |
oct | 140402501 |
9 | 52537586 |
10 | 25298241 |
11 | 13309a41 |
12 | 8580229 |
13 | 5319b97 |
14 | 3507693 |
15 | 234ab96 |
hex | 1820541 |
25298241 has 4 divisors (see below), whose sum is σ = 33730992. Its totient is φ = 16865492.
The previous prime is 25298213. The next prime is 25298243. The reversal of 25298241 is 14289252.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 25298241 - 27 = 25298113 is a prime.
It is not an unprimeable number, because it can be changed into a prime (25298243) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4216371 + ... + 4216376.
It is an arithmetic number, because the mean of its divisors is an integer number (8432748).
Almost surely, 225298241 is an apocalyptic number.
It is an amenable number.
25298241 is a deficient number, since it is larger than the sum of its proper divisors (8432751).
25298241 is an equidigital number, since it uses as much as digits as its factorization.
25298241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8432750.
The product of its digits is 11520, while the sum is 33.
The square root of 25298241 is about 5029.7356789398. The cubic root of 25298241 is about 293.5599297960.
The spelling of 25298241 in words is "twenty-five million, two hundred ninety-eight thousand, two hundred forty-one".
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