Base | Representation |
---|---|
bin | 110001011101… |
… | …0001100100101 |
3 | 1210210022012021 |
4 | 1202322030211 |
5 | 23114202420 |
6 | 2323423141 |
7 | 433250152 |
oct | 142721445 |
9 | 53708167 |
10 | 25928485 |
11 | 136aa500 |
12 | 8824ab1 |
13 | 54aa9cb |
14 | 362d229 |
15 | 24227aa |
hex | 18ba325 |
25928485 has 24 divisors (see below), whose sum is σ = 36226008. Its totient is φ = 17740800.
The previous prime is 25928479. The next prime is 25928489. The reversal of 25928485 is 58482952.
It can be written as a sum of positive squares in 4 ways, for example, as 213444 + 25715041 = 462^2 + 5071^2 .
It is not a de Polignac number, because 25928485 - 211 = 25926437 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 (25928489) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9025 + ... + 11545.
It is an arithmetic number, because the mean of its divisors is an integer number (1509417).
Almost surely, 225928485 is an apocalyptic number.
It is an amenable number.
25928485 is a deficient number, since it is larger than the sum of its proper divisors (10297523).
25928485 is a wasteful number, since it uses less digits than its factorization.
25928485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2565 (or 2554 counting only the distinct ones).
The product of its digits is 230400, while the sum is 43.
The square root of 25928485 is about 5092.0020620577. The cubic root of 25928485 is about 295.9777383124.
The spelling of 25928485 in words is "twenty-five million, nine hundred twenty-eight thousand, four hundred eighty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •