Base | Representation |
---|---|
bin | 110000001010… |
… | …1000101011110 |
3 | 1202111221111022 |
4 | 1200111011132 |
5 | 22431032230 |
6 | 2301124142 |
7 | 424432355 |
oct | 140250536 |
9 | 52457438 |
10 | 25252190 |
11 | 13288387 |
12 | 8559652 |
13 | 5301c32 |
14 | 34d499c |
15 | 233c1e5 |
hex | 181515e |
25252190 has 8 divisors (see below), whose sum is σ = 45453960. Its totient is φ = 10100872.
The previous prime is 25252189. The next prime is 25252193. The reversal of 25252190 is 9125252.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×252521902 = 1275346199592200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25252193) 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 3 ways as a sum of consecutive naturals, for example, 1262600 + ... + 1262619.
It is an arithmetic number, because the mean of its divisors is an integer number (5681745).
Almost surely, 225252190 is an apocalyptic number.
25252190 is a deficient number, since it is larger than the sum of its proper divisors (20201770).
25252190 is a wasteful number, since it uses less digits than its factorization.
25252190 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2525226.
The product of its (nonzero) digits is 1800, while the sum is 26.
The square root of 25252190 is about 5025.1557189803. The cubic root of 25252190 is about 293.3816968580.
The spelling of 25252190 in words is "twenty-five million, two hundred fifty-two thousand, one hundred ninety".
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