Base | Representation |
---|---|
bin | 110000101010… |
… | …010011100001 |
3 | 220000002012121 |
4 | 300222103201 |
5 | 11231144233 |
6 | 1133224241 |
7 | 213266032 |
oct | 60522341 |
9 | 26002177 |
10 | 12756193 |
11 | 7222a0a |
12 | 4332081 |
13 | 2848258 |
14 | 19a0a89 |
15 | 11be92d |
hex | c2a4e1 |
12756193 has 2 divisors, whose sum is σ = 12756194. Its totient is φ = 12756192.
The previous prime is 12756173. The next prime is 12756203. The reversal of 12756193 is 39165721.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 11235904 + 1520289 = 3352^2 + 1233^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12756193 is a prime.
It is not a weakly prime, because it can be changed into another prime (12756173) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6378096 + 6378097.
It is an arithmetic number, because the mean of its divisors is an integer number (6378097).
Almost surely, 212756193 is an apocalyptic number.
It is an amenable number.
12756193 is a deficient number, since it is larger than the sum of its proper divisors (1).
12756193 is an equidigital number, since it uses as much as digits as its factorization.
12756193 is an evil number, because the sum of its binary digits is even.
The product of its digits is 11340, while the sum is 34.
The square root of 12756193 is about 3571.5813024485. The cubic root of 12756193 is about 233.6542547813.
The spelling of 12756193 in words is "twelve million, seven hundred fifty-six thousand, one hundred ninety-three".
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