Base | Representation |
---|---|
bin | 101111101111… |
… | …111110000001 |
3 | 212112221102211 |
4 | 233233332001 |
5 | 11201022444 |
6 | 1124142121 |
7 | 211252303 |
oct | 57577601 |
9 | 25487384 |
10 | 12517249 |
11 | 707a438 |
12 | 4237941 |
13 | 2793574 |
14 | 193b973 |
15 | 1173c34 |
hex | beff81 |
12517249 has 2 divisors, whose sum is σ = 12517250. Its totient is φ = 12517248.
The previous prime is 12517243. The next prime is 12517277. The reversal of 12517249 is 94271521.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 6426225 + 6091024 = 2535^2 + 2468^2 .
It is a cyclic number.
It is not a de Polignac number, because 12517249 - 25 = 12517217 is a prime.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12517249.
It is not a weakly prime, because it can be changed into another prime (12517243) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6258624 + 6258625.
It is an arithmetic number, because the mean of its divisors is an integer number (6258625).
Almost surely, 212517249 is an apocalyptic number.
It is an amenable number.
12517249 is a deficient number, since it is larger than the sum of its proper divisors (1).
12517249 is an equidigital number, since it uses as much as digits as its factorization.
12517249 is an evil number, because the sum of its binary digits is even.
The product of its digits is 5040, while the sum is 31.
The square root of 12517249 is about 3537.9724419503. The cubic root of 12517249 is about 232.1861429703.
The spelling of 12517249 in words is "twelve million, five hundred seventeen thousand, two hundred forty-nine".
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