Base | Representation |
---|---|
bin | 1010101000111011011101 |
3 | 12020200220110 |
4 | 22220323131 |
5 | 1203222320 |
6 | 135440233 |
7 | 32464305 |
oct | 12507335 |
9 | 5220813 |
10 | 2789085 |
11 | 1635532 |
12 | b26079 |
13 | 768660 |
14 | 528605 |
15 | 3a15e0 |
hex | 2a8edd |
2789085 has 16 divisors (see below), whose sum is σ = 4806144. Its totient is φ = 1372992.
The previous prime is 2789081. The next prime is 2789089. The reversal of 2789085 is 5809872.
It is an interprime number because it is at equal distance from previous prime (2789081) and next prime (2789089).
It is not a de Polignac number, because 2789085 - 22 = 2789081 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
2789085 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2789081) 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 in 15 ways as a sum of consecutive naturals, for example, 6957 + ... + 7346.
It is an arithmetic number, because the mean of its divisors is an integer number (300384).
22789085 is an apocalyptic number.
It is an amenable number.
2789085 is a deficient number, since it is larger than the sum of its proper divisors (2017059).
2789085 is a wasteful number, since it uses less digits than its factorization.
2789085 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14324.
The product of its (nonzero) digits is 40320, while the sum is 39.
The square root of 2789085 is about 1670.0553883030. The cubic root of 2789085 is about 140.7625902733.
The spelling of 2789085 in words is "two million, seven hundred eighty-nine thousand, eighty-five".
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