Base | Representation |
---|---|
bin | 101111000010… |
… | …100101001001 |
3 | 212012111102012 |
4 | 233002211021 |
5 | 11124100322 |
6 | 1120145305 |
7 | 206546264 |
oct | 57024511 |
9 | 25174365 |
10 | 12331337 |
11 | 6a62797 |
12 | 4168235 |
13 | 2729a65 |
14 | 18cdcdb |
15 | 1138ae2 |
hex | bc2949 |
12331337 has 2 divisors, whose sum is σ = 12331338. Its totient is φ = 12331336.
The previous prime is 12331309. The next prime is 12331369. The reversal of 12331337 is 73313321.
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., 6431296 + 5900041 = 2536^2 + 2429^2 .
It is an emirp because it is prime and its reverse (73313321) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 12331337 - 210 = 12330313 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (12331387) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6165668 + 6165669.
It is an arithmetic number, because the mean of its divisors is an integer number (6165669).
Almost surely, 212331337 is an apocalyptic number.
It is an amenable number.
12331337 is a deficient number, since it is larger than the sum of its proper divisors (1).
12331337 is an equidigital number, since it uses as much as digits as its factorization.
12331337 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1134, while the sum is 23.
The square root of 12331337 is about 3511.6003474200. The cubic root of 12331337 is about 231.0308923409.
Adding to 12331337 its reverse (73313321), we get a palindrome (85644658).
The spelling of 12331337 in words is "twelve million, three hundred thirty-one thousand, three hundred thirty-seven".
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