Base | Representation |
---|---|
bin | 11001001110111010… |
… | …111010100101100101 |
3 | 2120221012220020202211 |
4 | 121032322322211211 |
5 | 420442012332244 |
6 | 20240255403421 |
7 | 1646261050255 |
oct | 311672724545 |
9 | 76835806684 |
10 | 27093870949 |
11 | 10543869292 |
12 | 5301823571 |
13 | 272a289702 |
14 | 14504b9965 |
15 | a88928934 |
hex | 64eeba965 |
27093870949 has 2 divisors, whose sum is σ = 27093870950. Its totient is φ = 27093870948.
The previous prime is 27093870913. The next prime is 27093871001. The reversal of 27093870949 is 94907839072.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 17610617025 + 9483253924 = 132705^2 + 97382^2 .
It is a cyclic number.
It is not a de Polignac number, because 27093870949 - 217 = 27093739877 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 27093870893 and 27093870902.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (27093870449) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13546935474 + 13546935475.
It is an arithmetic number, because the mean of its divisors is an integer number (13546935475).
Almost surely, 227093870949 is an apocalyptic number.
It is an amenable number.
27093870949 is a deficient number, since it is larger than the sum of its proper divisors (1).
27093870949 is an equidigital number, since it uses as much as digits as its factorization.
27093870949 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6858432, while the sum is 58.
The spelling of 27093870949 in words is "twenty-seven billion, ninety-three million, eight hundred seventy thousand, nine hundred forty-nine".
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