Base | Representation |
---|---|
bin | 110000010101… |
… | …100100010001 |
3 | 212211202200112 |
4 | 300111210101 |
5 | 11220434444 |
6 | 1131331105 |
7 | 212463263 |
oct | 60254421 |
9 | 25752615 |
10 | 12671249 |
11 | 7175108 |
12 | 42b0a95 |
13 | 28186a6 |
14 | 197bb33 |
15 | 11a469e |
hex | c15911 |
12671249 has 2 divisors, whose sum is σ = 12671250. Its totient is φ = 12671248.
The previous prime is 12671221. The next prime is 12671287. The reversal of 12671249 is 94217621.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 9193024 + 3478225 = 3032^2 + 1865^2 .
It is a cyclic number.
It is not a de Polignac number, because 12671249 - 212 = 12667153 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (12671849) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6335624 + 6335625.
It is an arithmetic number, because the mean of its divisors is an integer number (6335625).
Almost surely, 212671249 is an apocalyptic number.
It is an amenable number.
12671249 is a deficient number, since it is larger than the sum of its proper divisors (1).
12671249 is an equidigital number, since it uses as much as digits as its factorization.
12671249 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 6048, while the sum is 32.
The square root of 12671249 is about 3559.6697880562. The cubic root of 12671249 is about 233.1344616141.
The spelling of 12671249 in words is "twelve million, six hundred seventy-one thousand, two hundred forty-nine".
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