Base | Representation |
---|---|
bin | 101111101111… |
… | …0011001100110 |
3 | 1202002120020022 |
4 | 1133132121212 |
5 | 22401400243 |
6 | 2252235142 |
7 | 422510336 |
oct | 137363146 |
9 | 52076208 |
10 | 25028198 |
11 | 13145068 |
12 | 846bab2 |
13 | 5253cb0 |
14 | 34770c6 |
15 | 22e5b68 |
hex | 17de666 |
25028198 has 8 divisors (see below), whose sum is σ = 40430208. Its totient is φ = 11551464.
The previous prime is 25028183. The next prime is 25028203. The reversal of 25028198 is 89182052.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 481286 + ... + 481337.
It is an arithmetic number, because the mean of its divisors is an integer number (5053776).
Almost surely, 225028198 is an apocalyptic number.
25028198 is a deficient number, since it is larger than the sum of its proper divisors (15402010).
25028198 is a wasteful number, since it uses less digits than its factorization.
25028198 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 962638.
The product of its (nonzero) digits is 11520, while the sum is 35.
The square root of 25028198 is about 5002.8190053209. The cubic root of 25028198 is about 292.5116677840.
The spelling of 25028198 in words is "twenty-five million, twenty-eight thousand, one hundred ninety-eight".
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