Base | Representation |
---|---|
bin | 101111110111… |
… | …1101010110010 |
3 | 1202020011021000 |
4 | 1133233222302 |
5 | 22411131210 |
6 | 2253542430 |
7 | 423223503 |
oct | 137575262 |
9 | 52204230 |
10 | 25098930 |
11 | 1319321a |
12 | 84a4a16 |
13 | 527a24c |
14 | 3494baa |
15 | 230bac0 |
hex | 17efab2 |
25098930 has 32 divisors (see below), whose sum is σ = 66931200. Its totient is φ = 6692976.
The previous prime is 25098917. The next prime is 25098967. The reversal of 25098930 is 3989052.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46210 + ... + 46749.
It is an arithmetic number, because the mean of its divisors is an integer number (2091600).
Almost surely, 225098930 is an apocalyptic number.
25098930 is an abundant number, since it is smaller than the sum of its proper divisors (41832270).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25098930 is a wasteful number, since it uses less digits than its factorization.
25098930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 92975 (or 92969 counting only the distinct ones).
The product of its (nonzero) digits is 19440, while the sum is 36.
The square root of 25098930 is about 5009.8832321722. The cubic root of 25098930 is about 292.7869636093.
The spelling of 25098930 in words is "twenty-five million, ninety-eight thousand, nine hundred thirty".
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