Base | Representation |
---|---|
bin | 11000101111001100… |
… | …00000000000010011 |
3 | 1021021120001110110002 |
4 | 30113212000000103 |
5 | 204144332124342 |
6 | 10033500200215 |
7 | 650052264461 |
oct | 142746000023 |
9 | 37246043402 |
10 | 13280739347 |
11 | 56a56a4047 |
12 | 26a783906b |
13 | 13385b7a65 |
14 | 8ddb67831 |
15 | 52ae08d32 |
hex | 317980013 |
13280739347 has 2 divisors, whose sum is σ = 13280739348. Its totient is φ = 13280739346.
The previous prime is 13280739317. The next prime is 13280739361. The reversal of 13280739347 is 74393708231.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 13280739347 - 28 = 13280739091 is a prime.
It is not a weakly prime, because it can be changed into another prime (13280739317) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6640369673 + 6640369674.
It is an arithmetic number, because the mean of its divisors is an integer number (6640369674).
Almost surely, 213280739347 is an apocalyptic number.
13280739347 is a deficient number, since it is larger than the sum of its proper divisors (1).
13280739347 is an equidigital number, since it uses as much as digits as its factorization.
13280739347 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 762048, while the sum is 47.
The spelling of 13280739347 in words is "thirteen billion, two hundred eighty million, seven hundred thirty-nine thousand, three hundred forty-seven".
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