Base | Representation |
---|---|
bin | 101111111000… |
… | …0100100000001 |
3 | 1202020100021200 |
4 | 1133300210001 |
5 | 22411240333 |
6 | 2254011413 |
7 | 423240255 |
oct | 137604401 |
9 | 52210250 |
10 | 25102593 |
11 | 13195a4a |
12 | 84a6b69 |
13 | 527bb09 |
14 | 3496265 |
15 | 230cc13 |
hex | 17f0901 |
25102593 has 6 divisors (see below), whose sum is σ = 36259314. Its totient is φ = 16735056.
The previous prime is 25102589. The next prime is 25102607. The reversal of 25102593 is 39520152.
It can be written as a sum of positive squares in only one way, i.e., 22439169 + 2663424 = 4737^2 + 1632^2 .
It is not a de Polignac number, because 25102593 - 22 = 25102589 is a prime.
It is not an unprimeable number, because it can be changed into a prime (25102513) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1394580 + ... + 1394597.
It is an arithmetic number, because the mean of its divisors is an integer number (6043219).
Almost surely, 225102593 is an apocalyptic number.
It is an amenable number.
25102593 is a deficient number, since it is larger than the sum of its proper divisors (11156721).
25102593 is a wasteful number, since it uses less digits than its factorization.
25102593 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2789183 (or 2789180 counting only the distinct ones).
The product of its (nonzero) digits is 2700, while the sum is 27.
The square root of 25102593 is about 5010.2487962176. The cubic root of 25102593 is about 292.8012062680.
The spelling of 25102593 in words is "twenty-five million, one hundred two thousand, five hundred ninety-three".
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