Base | Representation |
---|---|
bin | 10111101010101110… |
… | …100100101101001110 |
3 | 2102121001212210022222 |
4 | 113222232210231032 |
5 | 404021201221443 |
6 | 15401410535342 |
7 | 1556520130163 |
oct | 275256445516 |
9 | 72531783288 |
10 | 25412913998 |
11 | a860a2246a |
12 | 4b12897552 |
13 | 251cc49b24 |
14 | 133115006a |
15 | 9db087468 |
hex | 5eaba4b4e |
25412913998 has 16 divisors (see below), whose sum is σ = 40393313280. Its totient is φ = 11949647616.
The previous prime is 25412913997. The next prime is 25412914003. The reversal of 25412913998 is 89931921452.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25412913997) 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, 248711 + ... + 335682.
It is an arithmetic number, because the mean of its divisors is an integer number (2524582080).
Almost surely, 225412913998 is an apocalyptic number.
25412913998 is a deficient number, since it is larger than the sum of its proper divisors (14980399282).
25412913998 is a wasteful number, since it uses less digits than its factorization.
25412913998 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 585691.
The product of its digits is 1399680, while the sum is 53.
The spelling of 25412913998 in words is "twenty-five billion, four hundred twelve million, nine hundred thirteen thousand, nine hundred ninety-eight".
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