Base | Representation |
---|---|
bin | 110000001011… |
… | …100110011001 |
3 | 212202200200112 |
4 | 300023212121 |
5 | 11213133200 |
6 | 1130414105 |
7 | 212233253 |
oct | 60134631 |
9 | 25680615 |
10 | 12630425 |
11 | 7147475 |
12 | 4291335 |
13 | 2802c32 |
14 | 196acd3 |
15 | 1197535 |
hex | c0b999 |
12630425 has 12 divisors (see below), whose sum is σ = 15929040. Its totient is φ = 9931920.
The previous prime is 12630407. The next prime is 12630461. The reversal of 12630425 is 52403621.
It is not a de Polignac number, because 12630425 - 218 = 12368281 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12630425.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 2807 + ... + 5756.
It is an arithmetic number, because the mean of its divisors is an integer number (1327420).
Almost surely, 212630425 is an apocalyptic number.
It is an amenable number.
12630425 is a deficient number, since it is larger than the sum of its proper divisors (3298615).
12630425 is an equidigital number, since it uses as much as digits as its factorization.
12630425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8632 (or 8627 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 23.
The square root of 12630425 is about 3553.9309222325. The cubic root of 12630425 is about 232.8838227945.
The spelling of 12630425 in words is "twelve million, six hundred thirty thousand, four hundred twenty-five".
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