Base | Representation |
---|---|
bin | 11000101111001011… |
… | …10000000001110011 |
3 | 1021021112221010200101 |
4 | 30113211300001303 |
5 | 204144323031112 |
6 | 10033454533231 |
7 | 650051602624 |
oct | 142745600163 |
9 | 37245833611 |
10 | 13280673907 |
11 | 56a5659966 |
12 | 26a7807217 |
13 | 1338594037 |
14 | 8ddb4ba4b |
15 | 52ade4757 |
hex | 317970073 |
13280673907 has 2 divisors, whose sum is σ = 13280673908. Its totient is φ = 13280673906.
The previous prime is 13280673899. The next prime is 13280673949. The reversal of 13280673907 is 70937608231.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 13280673907 - 23 = 13280673899 is a prime.
It is not a weakly prime, because it can be changed into another prime (13280676907) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6640336953 + 6640336954.
It is an arithmetic number, because the mean of its divisors is an integer number (6640336954).
Almost surely, 213280673907 is an apocalyptic number.
13280673907 is a deficient number, since it is larger than the sum of its proper divisors (1).
13280673907 is an equidigital number, since it uses as much as digits as its factorization.
13280673907 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 381024, while the sum is 46.
The spelling of 13280673907 in words is "thirteen billion, two hundred eighty million, six hundred seventy-three thousand, nine hundred seven".
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