Base | Representation |
---|---|
bin | 110000000010… |
… | …1111110111001 |
3 | 1202101210122011 |
4 | 1200011332321 |
5 | 22422042304 |
6 | 2255525521 |
7 | 424054123 |
oct | 140057671 |
9 | 52353564 |
10 | 25190329 |
11 | 1324595a |
12 | 85298a1 |
13 | 52aca28 |
14 | 34ba213 |
15 | 2328c04 |
hex | 1805fb9 |
25190329 has 8 divisors (see below), whose sum is σ = 25662312. Its totient is φ = 24721920.
The previous prime is 25190287. The next prime is 25190353. The reversal of 25190329 is 92309152.
It can be written as a sum of positive squares in 4 ways, for example, as 1327104 + 23863225 = 1152^2 + 4885^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 25190329 - 29 = 25189817 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 25190329.
It is not an unprimeable number, because it can be changed into a prime (25190629) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16269 + ... + 17749.
It is an arithmetic number, because the mean of its divisors is an integer number (3207789).
Almost surely, 225190329 is an apocalyptic number.
It is an amenable number.
25190329 is a deficient number, since it is larger than the sum of its proper divisors (471983).
25190329 is a wasteful number, since it uses less digits than its factorization.
25190329 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1787.
The product of its (nonzero) digits is 4860, while the sum is 31.
The square root of 25190329 is about 5018.9968121130. The cubic root of 25190329 is about 293.1419325010.
The spelling of 25190329 in words is "twenty-five million, one hundred ninety thousand, three hundred twenty-nine".
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