Base | Representation |
---|---|
bin | 110000101100… |
… | …110000010001 |
3 | 220000120222011 |
4 | 300230300101 |
5 | 11232004400 |
6 | 1133342521 |
7 | 213340213 |
oct | 60546021 |
9 | 26016864 |
10 | 12766225 |
11 | 722a4aa |
12 | 4337a41 |
13 | 284c9a4 |
14 | 19a45b3 |
15 | 11c28ba |
hex | c2cc11 |
12766225 has 12 divisors (see below), whose sum is σ = 15874480. Its totient is φ = 10184400.
The previous prime is 12766223. The next prime is 12766231. The reversal of 12766225 is 52266721.
It is not a de Polignac number, because 12766225 - 21 = 12766223 is a prime.
Its product of digits (10080) is a multiple of the sum of its prime factors (1440).
It is not an unprimeable number, because it can be changed into a prime (12766223) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16906 + ... + 17644.
Almost surely, 212766225 is an apocalyptic number.
It is an amenable number.
12766225 is a deficient number, since it is larger than the sum of its proper divisors (3108255).
12766225 is an equidigital number, since it uses as much as digits as its factorization.
12766225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1440 (or 1435 counting only the distinct ones).
The product of its digits is 10080, while the sum is 31.
The square root of 12766225 is about 3572.9854463739. The cubic root of 12766225 is about 233.7154905349.
The spelling of 12766225 in words is "twelve million, seven hundred sixty-six thousand, two hundred twenty-five".
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