Base | Representation |
---|---|
bin | 101111011001… |
… | …101011100001 |
3 | 212101022012111 |
4 | 233121223201 |
5 | 11140112303 |
6 | 1122155321 |
7 | 210422161 |
oct | 57315341 |
9 | 25338174 |
10 | 12425953 |
11 | 7017891 |
12 | 41b2b41 |
13 | 2760b47 |
14 | 19165a1 |
15 | 1156b6d |
hex | bd9ae1 |
12425953 has 4 divisors (see below), whose sum is σ = 12461508. Its totient is φ = 12390400.
The previous prime is 12425951. The next prime is 12425977. The reversal of 12425953 is 35952421.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 6110784 + 6315169 = 2472^2 + 2513^2 .
It is a cyclic number.
It is not a de Polignac number, because 12425953 - 21 = 12425951 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12425951) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17248 + ... + 17953.
It is an arithmetic number, because the mean of its divisors is an integer number (3115377).
Almost surely, 212425953 is an apocalyptic number.
It is an amenable number.
12425953 is a deficient number, since it is larger than the sum of its proper divisors (35555).
12425953 is an equidigital number, since it uses as much as digits as its factorization.
12425953 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35554.
The product of its digits is 10800, while the sum is 31.
The square root of 12425953 is about 3525.0465245157. The cubic root of 12425953 is about 231.6202728437.
The spelling of 12425953 in words is "twelve million, four hundred twenty-five thousand, nine hundred fifty-three".
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