Base | Representation |
---|---|
bin | 101111101111… |
… | …0011011101010 |
3 | 1202002120102012 |
4 | 1133132123222 |
5 | 22401401310 |
6 | 2252235522 |
7 | 422510615 |
oct | 137363352 |
9 | 52076365 |
10 | 25028330 |
11 | 13145178 |
12 | 846bba2 |
13 | 5254082 |
14 | 347717c |
15 | 22e5c05 |
hex | 17de6ea |
25028330 has 8 divisors (see below), whose sum is σ = 45051012. Its totient is φ = 10011328.
The previous prime is 25028323. The next prime is 25028351. The reversal of 25028330 is 3382052.
It can be written as a sum of positive squares in 2 ways, for example, as 22934521 + 2093809 = 4789^2 + 1447^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 25028296 and 25028305.
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 3 ways as a sum of consecutive naturals, for example, 1251407 + ... + 1251426.
Almost surely, 225028330 is an apocalyptic number.
25028330 is a deficient number, since it is larger than the sum of its proper divisors (20022682).
25028330 is a wasteful number, since it uses less digits than its factorization.
25028330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2502840.
The product of its (nonzero) digits is 1440, while the sum is 23.
The square root of 25028330 is about 5002.8321978655. The cubic root of 25028330 is about 292.5121820236.
The spelling of 25028330 in words is "twenty-five million, twenty-eight thousand, three hundred thirty".
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