Base | Representation |
---|---|
bin | 1010111101011100… |
… | …0001100110101111 |
3 | 21121000222120002012 |
4 | 2233113001212233 |
5 | 22011131024222 |
6 | 1203534151435 |
7 | 132623000264 |
oct | 25727014657 |
9 | 7530876065 |
10 | 2942048687 |
11 | 127a7897a6 |
12 | 6a135257b |
13 | 37b6a3c16 |
14 | 1dca3d26b |
15 | 1234481e2 |
hex | af5c19af |
2942048687 has 2 divisors, whose sum is σ = 2942048688. Its totient is φ = 2942048686.
The previous prime is 2942048651. The next prime is 2942048689. The reversal of 2942048687 is 7868402492.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2942048687 - 210 = 2942047663 is a prime.
Together with 2942048689, 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 (2942048689) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1471024343 + 1471024344.
It is an arithmetic number, because the mean of its divisors is an integer number (1471024344).
Almost surely, 22942048687 is an apocalyptic number.
2942048687 is a deficient number, since it is larger than the sum of its proper divisors (1).
2942048687 is an equidigital number, since it uses as much as digits as its factorization.
2942048687 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1548288, while the sum is 50.
The square root of 2942048687 is about 54240.6552965578. The cubic root of 2942048687 is about 1432.9024277012.
The spelling of 2942048687 in words is "two billion, nine hundred forty-two million, forty-eight thousand, six hundred eighty-seven".
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