Base | Representation |
---|---|
bin | 101000101101011110110… |
… | …001111011110110001101 |
3 | 100220110010112001000202002 |
4 | 220231132301323312031 |
5 | 331314003121430224 |
6 | 5541112302042045 |
7 | 406056323302313 |
oct | 50553661736615 |
9 | 10813115030662 |
10 | 2797613858189 |
11 | 9895090a8957 |
12 | 392243279325 |
13 | 173a77067ac7 |
14 | 99595d620b3 |
15 | 4cb8ba849ae |
hex | 28b5ec7bd8d |
2797613858189 has 2 divisors, whose sum is σ = 2797613858190. Its totient is φ = 2797613858188.
The previous prime is 2797613858167. The next prime is 2797613858191. The reversal of 2797613858189 is 9818583167972.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2341995608164 + 455618250025 = 1530358^2 + 674995^2 .
It is a cyclic number.
It is not a de Polignac number, because 2797613858189 - 216 = 2797613792653 is a prime.
It is a super-2 number, since 2×27976138581892 (a number of 26 digits) contains 22 as substring.
Together with 2797613858191, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2797613858129) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1398806929094 + 1398806929095.
It is an arithmetic number, because the mean of its divisors is an integer number (1398806929095).
Almost surely, 22797613858189 is an apocalyptic number.
It is an amenable number.
2797613858189 is a deficient number, since it is larger than the sum of its proper divisors (1).
2797613858189 is an equidigital number, since it uses as much as digits as its factorization.
2797613858189 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 365783040, while the sum is 74.
The spelling of 2797613858189 in words is "two trillion, seven hundred ninety-seven billion, six hundred thirteen million, eight hundred fifty-eight thousand, one hundred eighty-nine".
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