Base | Representation |
---|---|
bin | 101111111011… |
… | …1010110101101 |
3 | 1202021202110001 |
4 | 1133313112231 |
5 | 22413133123 |
6 | 2254344301 |
7 | 423414340 |
oct | 137672655 |
9 | 52252401 |
10 | 25130413 |
11 | 13204940 |
12 | 84bb091 |
13 | 528b689 |
14 | 34a2457 |
15 | 23160ad |
hex | 17f75ad |
25130413 has 8 divisors (see below), whose sum is σ = 31331520. Its totient is φ = 19582080.
The previous prime is 25130393. The next prime is 25130419. The reversal of 25130413 is 31403152.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 25130413 - 25 = 25130381 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25130419) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163108 + ... + 163261.
It is an arithmetic number, because the mean of its divisors is an integer number (3916440).
Almost surely, 225130413 is an apocalyptic number.
It is an amenable number.
25130413 is a deficient number, since it is larger than the sum of its proper divisors (6201107).
25130413 is a wasteful number, since it uses less digits than its factorization.
25130413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 326387.
The product of its (nonzero) digits is 360, while the sum is 19.
The square root of 25130413 is about 5013.0243366654. The cubic root of 25130413 is about 292.9093321793.
Adding to 25130413 its reverse (31403152), we get a palindrome (56533565).
The spelling of 25130413 in words is "twenty-five million, one hundred thirty thousand, four hundred thirteen".
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