Base | Representation |
---|---|
bin | 110001100010… |
… | …0011001000101 |
3 | 1210212102110221 |
4 | 1203010121011 |
5 | 23122021440 |
6 | 2324344341 |
7 | 433513000 |
oct | 143043105 |
9 | 53772427 |
10 | 25970245 |
11 | 13728914 |
12 | 88450b1 |
13 | 54c3a12 |
14 | 3640537 |
15 | 242ed4a |
hex | 18c4645 |
25970245 has 32 divisors (see below), whose sum is σ = 38304000. Its totient is φ = 16849728.
The previous prime is 25970239. The next prime is 25970251. The reversal of 25970245 is 54207952.
It is an interprime number because it is at equal distance from previous prime (25970239) and next prime (25970251).
It is not a de Polignac number, because 25970245 - 27 = 25970117 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 25970245.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32187 + ... + 32983.
It is an arithmetic number, because the mean of its divisors is an integer number (1197000).
Almost surely, 225970245 is an apocalyptic number.
It is an amenable number.
25970245 is a deficient number, since it is larger than the sum of its proper divisors (12333755).
25970245 is an equidigital number, since it uses as much as digits as its factorization.
25970245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 842 (or 828 counting only the distinct ones).
The product of its (nonzero) digits is 25200, while the sum is 34.
The square root of 25970245 is about 5096.1009605384. The cubic root of 25970245 is about 296.1365520734.
The spelling of 25970245 in words is "twenty-five million, nine hundred seventy thousand, two hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •