Base | Representation |
---|---|
bin | 110000001001… |
… | …1011000001101 |
3 | 1202111120220022 |
4 | 1200103120031 |
5 | 22430321242 |
6 | 2301031525 |
7 | 424403105 |
oct | 140233015 |
9 | 52446808 |
10 | 25245197 |
11 | 132830aa |
12 | 85555a5 |
13 | 52cb9b3 |
14 | 34d2205 |
15 | 233a0d2 |
hex | 181360d |
25245197 has 8 divisors (see below), whose sum is σ = 25806144. Its totient is φ = 24690528.
The previous prime is 25245139. The next prime is 25245229. The reversal of 25245197 is 79154252.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 25245197 - 26 = 25245133 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 (25245797) 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, 7073 + ... + 10025.
It is an arithmetic number, because the mean of its divisors is an integer number (3225768).
Almost surely, 225245197 is an apocalyptic number.
It is an amenable number.
25245197 is a deficient number, since it is larger than the sum of its proper divisors (560947).
25245197 is a wasteful number, since it uses less digits than its factorization.
25245197 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3139.
The product of its digits is 25200, while the sum is 35.
The square root of 25245197 is about 5024.4598714688. The cubic root of 25245197 is about 293.3546126379.
The spelling of 25245197 in words is "twenty-five million, two hundred forty-five thousand, one hundred ninety-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •