Base | Representation |
---|---|
bin | 11000101010010101… |
… | …11111000111110101 |
3 | 1021011201120221102111 |
4 | 30111022333013311 |
5 | 204103431302123 |
6 | 10025445211021 |
7 | 646050010405 |
oct | 142512770765 |
9 | 37151527374 |
10 | 13240103413 |
11 | 5684769729 |
12 | 2696100a71 |
13 | 133005a924 |
14 | 8d85ca805 |
15 | 52757d90d |
hex | 3152bf1f5 |
13240103413 has 2 divisors, whose sum is σ = 13240103414. Its totient is φ = 13240103412.
The previous prime is 13240103411. The next prime is 13240103509. The reversal of 13240103413 is 31430104231.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 8702464369 + 4537639044 = 93287^2 + 67362^2 .
It is an emirp because it is prime and its reverse (31430104231) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 13240103413 - 21 = 13240103411 is a prime.
Together with 13240103411, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13240103411) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6620051706 + 6620051707.
It is an arithmetic number, because the mean of its divisors is an integer number (6620051707).
Almost surely, 213240103413 is an apocalyptic number.
It is an amenable number.
13240103413 is a deficient number, since it is larger than the sum of its proper divisors (1).
13240103413 is an equidigital number, since it uses as much as digits as its factorization.
13240103413 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 13240103413 its reverse (31430104231), we get a palindrome (44670207644).
The spelling of 13240103413 in words is "thirteen billion, two hundred forty million, one hundred three thousand, four hundred thirteen".
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