Base | Representation |
---|---|
bin | 1010000110101101000001 |
3 | 11222120121022 |
4 | 22012231001 |
5 | 1134231042 |
6 | 132435225 |
7 | 31341506 |
oct | 12065501 |
9 | 4876538 |
10 | 2648897 |
11 | 154a179 |
12 | a78b15 |
13 | 7198c4 |
14 | 4cd4ad |
15 | 374cd2 |
hex | 286b41 |
2648897 has 2 divisors, whose sum is σ = 2648898. Its totient is φ = 2648896.
The previous prime is 2648879. The next prime is 2648903. The reversal of 2648897 is 7988462.
Together with previous prime (2648879) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2238016 + 410881 = 1496^2 + 641^2 .
It is a cyclic number.
It is not a de Polignac number, because 2648897 - 210 = 2647873 is a prime.
It is not a weakly prime, because it can be changed into another prime (2648827) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1324448 + 1324449.
It is an arithmetic number, because the mean of its divisors is an integer number (1324449).
22648897 is an apocalyptic number.
It is an amenable number.
2648897 is a deficient number, since it is larger than the sum of its proper divisors (1).
2648897 is an equidigital number, since it uses as much as digits as its factorization.
2648897 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 193536, while the sum is 44.
The square root of 2648897 is about 1627.5432405930. The cubic root of 2648897 is about 138.3635481813.
The spelling of 2648897 in words is "two million, six hundred forty-eight thousand, eight hundred ninety-seven".
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