Base | Representation |
---|---|
bin | 1011000010001111001101 |
3 | 12102222002212 |
4 | 23002033031 |
5 | 1220031444 |
6 | 142000205 |
7 | 33405446 |
oct | 13021715 |
9 | 5388085 |
10 | 2892749 |
11 | 16a6402 |
12 | b76065 |
13 | 7a38b2 |
14 | 5542cd |
15 | 3c219e |
hex | 2c23cd |
2892749 has 2 divisors, whose sum is σ = 2892750. Its totient is φ = 2892748.
The previous prime is 2892689. The next prime is 2892763. The reversal of 2892749 is 9472982.
2892749 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1737124 + 1155625 = 1318^2 + 1075^2 .
It is a cyclic number.
It is not a de Polignac number, because 2892749 - 212 = 2888653 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2892049) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1446374 + 1446375.
It is an arithmetic number, because the mean of its divisors is an integer number (1446375).
22892749 is an apocalyptic number.
It is an amenable number.
2892749 is a deficient number, since it is larger than the sum of its proper divisors (1).
2892749 is an equidigital number, since it uses as much as digits as its factorization.
2892749 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 72576, while the sum is 41.
The square root of 2892749 is about 1700.8083372326. The cubic root of 2892749 is about 142.4853621981.
The spelling of 2892749 in words is "two million, eight hundred ninety-two thousand, seven hundred forty-nine".
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