Base | Representation |
---|---|
bin | 110010000111… |
… | …001101100101 |
3 | 220201102012222 |
4 | 302013031211 |
5 | 11330333431 |
6 | 1145322125 |
7 | 216442352 |
oct | 62071545 |
9 | 26642188 |
10 | 13136741 |
11 | 7462912 |
12 | 4496345 |
13 | 294c527 |
14 | 1a5d629 |
15 | 124757b |
hex | c87365 |
13136741 has 2 divisors, whose sum is σ = 13136742. Its totient is φ = 13136740.
The previous prime is 13136737. The next prime is 13136759. The reversal of 13136741 is 14763131.
13136741 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 7134241 + 6002500 = 2671^2 + 2450^2 .
It is a cyclic number.
It is not a de Polignac number, because 13136741 - 22 = 13136737 is a prime.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 13136741.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13136701) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6568370 + 6568371.
It is an arithmetic number, because the mean of its divisors is an integer number (6568371).
Almost surely, 213136741 is an apocalyptic number.
It is an amenable number.
13136741 is a deficient number, since it is larger than the sum of its proper divisors (1).
13136741 is an equidigital number, since it uses as much as digits as its factorization.
13136741 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1512, while the sum is 26.
The square root of 13136741 is about 3624.4642362700. The cubic root of 13136741 is about 235.9550151259.
Adding to 13136741 its reverse (14763131), we get a palindrome (27899872).
The spelling of 13136741 in words is "thirteen million, one hundred thirty-six thousand, seven hundred forty-one".
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