Base | Representation |
---|---|
bin | 110010101110… |
… | …100100010111 |
3 | 221000121100102 |
4 | 302232210113 |
5 | 11401013233 |
6 | 1153004315 |
7 | 221013341 |
oct | 62564427 |
9 | 27017312 |
10 | 13297943 |
11 | 7562a3a |
12 | 455369b |
13 | 29a7a09 |
14 | 1aa2291 |
15 | 127a1e8 |
hex | cae917 |
13297943 has 2 divisors, whose sum is σ = 13297944. Its totient is φ = 13297942.
The previous prime is 13297937. The next prime is 13297969. The reversal of 13297943 is 34979231.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 13297943 - 210 = 13296919 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13297897 and 13297906.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13297903) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6648971 + 6648972.
It is an arithmetic number, because the mean of its divisors is an integer number (6648972).
Almost surely, 213297943 is an apocalyptic number.
13297943 is a deficient number, since it is larger than the sum of its proper divisors (1).
13297943 is an equidigital number, since it uses as much as digits as its factorization.
13297943 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 40824, while the sum is 38.
The square root of 13297943 is about 3646.6344757872. The cubic root of 13297943 is about 236.9162350039.
The spelling of 13297943 in words is "thirteen million, two hundred ninety-seven thousand, nine hundred forty-three".
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