Base | Representation |
---|---|
bin | 11001110000111001… |
… | …00110101001001001 |
3 | 1022200222012120001111 |
4 | 30320130212221021 |
5 | 211311433034142 |
6 | 10204310050321 |
7 | 666524262622 |
oct | 147034465111 |
9 | 38628176044 |
10 | 13831924297 |
11 | 59588404a4 |
12 | 28203499a1 |
13 | 13c58516b9 |
14 | 953044a49 |
15 | 55e4d2e17 |
hex | 338726a49 |
13831924297 has 2 divisors, whose sum is σ = 13831924298. Its totient is φ = 13831924296.
The previous prime is 13831924261. The next prime is 13831924313. The reversal of 13831924297 is 79242913831.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 9999200016 + 3832724281 = 99996^2 + 61909^2 .
It is an emirp because it is prime and its reverse (79242913831) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 13831924297 - 211 = 13831922249 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 13831924297.
It is not a weakly prime, because it can be changed into another prime (13831924237) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6915962148 + 6915962149.
It is an arithmetic number, because the mean of its divisors is an integer number (6915962149).
Almost surely, 213831924297 is an apocalyptic number.
It is an amenable number.
13831924297 is a deficient number, since it is larger than the sum of its proper divisors (1).
13831924297 is an equidigital number, since it uses as much as digits as its factorization.
13831924297 is an evil number, because the sum of its binary digits is even.
The product of its digits is 653184, while the sum is 49.
The spelling of 13831924297 in words is "thirteen billion, eight hundred thirty-one million, nine hundred twenty-four thousand, two hundred ninety-seven".
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