Base | Representation |
---|---|
bin | 110001011101… |
… | …0001011011101 |
3 | 1210210022002121 |
4 | 1202322023131 |
5 | 23114202123 |
6 | 2323422541 |
7 | 433250020 |
oct | 142721335 |
9 | 53708077 |
10 | 25928413 |
11 | 136aa445 |
12 | 8824a51 |
13 | 54aa974 |
14 | 362d1b7 |
15 | 242275d |
hex | 18ba2dd |
25928413 has 4 divisors (see below), whose sum is σ = 29632480. Its totient is φ = 22224348.
The previous prime is 25928401. The next prime is 25928479. The reversal of 25928413 is 31482952.
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 25928413 - 29 = 25927901 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25920413) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1852023 + ... + 1852036.
It is an arithmetic number, because the mean of its divisors is an integer number (7408120).
Almost surely, 225928413 is an apocalyptic number.
It is an amenable number.
25928413 is a deficient number, since it is larger than the sum of its proper divisors (3704067).
25928413 is an equidigital number, since it uses as much as digits as its factorization.
25928413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3704066.
The product of its digits is 17280, while the sum is 34.
The square root of 25928413 is about 5091.9949921421. The cubic root of 25928413 is about 295.9774643484.
The spelling of 25928413 in words is "twenty-five million, nine hundred twenty-eight thousand, four hundred thirteen".
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