Base | Representation |
---|---|
bin | 101111111000… |
… | …1011001111010 |
3 | 1202020112000102 |
4 | 1133301121322 |
5 | 22411343132 |
6 | 2254035402 |
7 | 423253313 |
oct | 137613172 |
9 | 52215012 |
10 | 25106042 |
11 | 131985a5 |
12 | 84a8b62 |
13 | 5280560 |
14 | 349760a |
15 | 230dc62 |
hex | 17f167a |
25106042 has 32 divisors (see below), whose sum is σ = 43545600. Its totient is φ = 10752768.
The previous prime is 25105999. The next prime is 25106051. The reversal of 25106042 is 24060152.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34559 + ... + 35277.
It is an arithmetic number, because the mean of its divisors is an integer number (1360800).
Almost surely, 225106042 is an apocalyptic number.
25106042 is a deficient number, since it is larger than the sum of its proper divisors (18439558).
25106042 is a wasteful number, since it uses less digits than its factorization.
25106042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 830.
The product of its (nonzero) digits is 480, while the sum is 20.
The square root of 25106042 is about 5010.5929788798. The cubic root of 25106042 is about 292.8146155748.
Adding to 25106042 its reverse (24060152), we get a palindrome (49166194).
The spelling of 25106042 in words is "twenty-five million, one hundred six thousand, forty-two".
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