Base | Representation |
---|---|
bin | 1001110110000110… |
… | …0001100100000011 |
3 | 20211011220201100001 |
4 | 2131201201210003 |
5 | 20403024424024 |
6 | 1114124340431 |
7 | 122330344513 |
oct | 23541414403 |
9 | 6734821301 |
10 | 2642811139 |
11 | 1136886141 |
12 | 6190a4717 |
13 | 3316b2197 |
14 | 1b0dc7843 |
15 | 10703a244 |
hex | 9d861903 |
2642811139 has 2 divisors, whose sum is σ = 2642811140. Its totient is φ = 2642811138.
The previous prime is 2642811091. The next prime is 2642811167. The reversal of 2642811139 is 9311182462.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2642811139 - 27 = 2642811011 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2642811098 and 2642811107.
It is not a weakly prime, because it can be changed into another prime (2642811439) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1321405569 + 1321405570.
It is an arithmetic number, because the mean of its divisors is an integer number (1321405570).
Almost surely, 22642811139 is an apocalyptic number.
2642811139 is a deficient number, since it is larger than the sum of its proper divisors (1).
2642811139 is an equidigital number, since it uses as much as digits as its factorization.
2642811139 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 20736, while the sum is 37.
The square root of 2642811139 is about 51408.2788955242. The cubic root of 2642811139 is about 1382.5750315873.
The spelling of 2642811139 in words is "two billion, six hundred forty-two million, eight hundred eleven thousand, one hundred thirty-nine".
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