Base | Representation |
---|---|
bin | 1011011000111110101001 |
3 | 12121200212210 |
4 | 23120332221 |
5 | 1231022042 |
6 | 143555333 |
7 | 34244145 |
oct | 13307651 |
9 | 5550783 |
10 | 2985897 |
11 | 175a392 |
12 | bbbb49 |
13 | 807105 |
14 | 57a225 |
15 | 3dea9c |
hex | 2d8fa9 |
2985897 has 16 divisors (see below), whose sum is σ = 4257792. Its totient is φ = 1854720.
The previous prime is 2985893. The next prime is 2985901. The reversal of 2985897 is 7985892.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (2985893) and next prime (2985901).
It is not a de Polignac number, because 2985897 - 22 = 2985893 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2985893) 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, 6247 + ... + 6707.
It is an arithmetic number, because the mean of its divisors is an integer number (266112).
22985897 is an apocalyptic number.
It is an amenable number.
2985897 is a deficient number, since it is larger than the sum of its proper divisors (1271895).
2985897 is a wasteful number, since it uses less digits than its factorization.
2985897 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 608.
The product of its digits is 362880, while the sum is 48.
The square root of 2985897 is about 1727.9748262055. The cubic root of 2985897 is about 143.9986014525.
The spelling of 2985897 in words is "two million, nine hundred eighty-five thousand, eight hundred ninety-seven".
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