Base | Representation |
---|---|
bin | 110011001010… |
… | …001110001101 |
3 | 221020100201121 |
4 | 303022032031 |
5 | 11413124323 |
6 | 1155240541 |
7 | 221664514 |
oct | 63121615 |
9 | 27210647 |
10 | 13411213 |
11 | 7630052 |
12 | 45a9151 |
13 | 2a1743a |
14 | 1ad167b |
15 | 129da5d |
hex | cca38d |
13411213 has 2 divisors, whose sum is σ = 13411214. Its totient is φ = 13411212.
The previous prime is 13411201. The next prime is 13411219. The reversal of 13411213 is 31211431.
13411213 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 12866569 + 544644 = 3587^2 + 738^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13411213 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13411219) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6705606 + 6705607.
It is an arithmetic number, because the mean of its divisors is an integer number (6705607).
Almost surely, 213411213 is an apocalyptic number.
It is an amenable number.
13411213 is a deficient number, since it is larger than the sum of its proper divisors (1).
13411213 is an equidigital number, since it uses as much as digits as its factorization.
13411213 is an evil number, because the sum of its binary digits is even.
The product of its digits is 72, while the sum is 16.
The square root of 13411213 is about 3662.1323023616. The cubic root of 13411213 is about 237.5870070873.
Adding to 13411213 its reverse (31211431), we get a palindrome (44622644).
The spelling of 13411213 in words is "thirteen million, four hundred eleven thousand, two hundred thirteen".
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