Base | Representation |
---|---|
bin | 101110101010… |
… | …011011001101 |
3 | 212000110200202 |
4 | 232222123031 |
5 | 11112414042 |
6 | 1114103245 |
7 | 205654652 |
oct | 56523315 |
9 | 25013622 |
10 | 12232397 |
11 | 69a5421 |
12 | 411ab25 |
13 | 26c3a08 |
14 | 18a5c29 |
15 | 1119632 |
hex | baa6cd |
12232397 has 2 divisors, whose sum is σ = 12232398. Its totient is φ = 12232396.
The previous prime is 12232373. The next prime is 12232421. The reversal of 12232397 is 79323221.
It is a balanced prime because it is at equal distance from previous prime (12232373) and next prime (12232421).
It can be written as a sum of positive squares in only one way, i.e., 7678441 + 4553956 = 2771^2 + 2134^2 .
It is a cyclic number.
It is not a de Polignac number, because 12232397 - 28 = 12232141 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12232327) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6116198 + 6116199.
It is an arithmetic number, because the mean of its divisors is an integer number (6116199).
Almost surely, 212232397 is an apocalyptic number.
It is an amenable number.
12232397 is a deficient number, since it is larger than the sum of its proper divisors (1).
12232397 is an equidigital number, since it uses as much as digits as its factorization.
12232397 is an evil number, because the sum of its binary digits is even.
The product of its digits is 4536, while the sum is 29.
The square root of 12232397 is about 3497.4843816663. The cubic root of 12232397 is about 230.4113432900.
The spelling of 12232397 in words is "twelve million, two hundred thirty-two thousand, three hundred ninety-seven".
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