Base | Representation |
---|---|
bin | 110001011100… |
… | …0001011110001 |
3 | 1210202212212221 |
4 | 1202320023301 |
5 | 23113421431 |
6 | 2323321041 |
7 | 433214134 |
oct | 142701361 |
9 | 53685787 |
10 | 25920241 |
11 | 136a4296 |
12 | 8820181 |
13 | 54a7029 |
14 | 362a21b |
15 | 2420111 |
hex | 18b82f1 |
25920241 has 8 divisors (see below), whose sum is σ = 27707904. Its totient is φ = 24187680.
The previous prime is 25920221. The next prime is 25920269. The reversal of 25920241 is 14202952.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-25920241 is a prime.
It is a super-3 number, since 3×259202413 (a number of 23 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (25920211) 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, 12801 + ... + 14686.
It is an arithmetic number, because the mean of its divisors is an integer number (3463488).
Almost surely, 225920241 is an apocalyptic number.
It is an amenable number.
25920241 is a deficient number, since it is larger than the sum of its proper divisors (1787663).
25920241 is a wasteful number, since it uses less digits than its factorization.
25920241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27551.
The product of its (nonzero) digits is 1440, while the sum is 25.
The square root of 25920241 is about 5091.1924929234. The cubic root of 25920241 is about 295.9463661346.
The spelling of 25920241 in words is "twenty-five million, nine hundred twenty thousand, two hundred forty-one".
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