Base | Representation |
---|---|
bin | 110010011000… |
… | …001000011011 |
3 | 220211221021201 |
4 | 302120020123 |
5 | 11340043133 |
6 | 1151015031 |
7 | 220151404 |
oct | 62301033 |
9 | 26757251 |
10 | 13206043 |
11 | 74aa994 |
12 | 450a477 |
13 | 2974c36 |
14 | 1a7a9ab |
15 | 125cd7d |
hex | c9821b |
13206043 has 2 divisors, whose sum is σ = 13206044. Its totient is φ = 13206042.
The previous prime is 13206041. The next prime is 13206131. The reversal of 13206043 is 34060231.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 13206043 - 21 = 13206041 is a prime.
Together with 13206041, it forms a pair of twin primes.
It is a self number, because there is not a number n which added to its sum of digits gives 13206043.
It is not a weakly prime, because it can be changed into another prime (13206041) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6603021 + 6603022.
It is an arithmetic number, because the mean of its divisors is an integer number (6603022).
Almost surely, 213206043 is an apocalyptic number.
13206043 is a deficient number, since it is larger than the sum of its proper divisors (1).
13206043 is an equidigital number, since it uses as much as digits as its factorization.
13206043 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 432, while the sum is 19.
The square root of 13206043 is about 3634.0119702610. The cubic root of 13206043 is about 236.3692092688.
Adding to 13206043 its reverse (34060231), we get a palindrome (47266274).
The spelling of 13206043 in words is "thirteen million, two hundred six thousand, forty-three".
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