Base | Representation |
---|---|
bin | 111111000111100000001 |
3 | 10220002001221 |
4 | 13320330001 |
5 | 1012140400 |
6 | 112155041 |
7 | 23402545 |
oct | 7707401 |
9 | 3802057 |
10 | 2068225 |
11 | 1192985 |
12 | 838a81 |
13 | 575503 |
14 | 3bba25 |
15 | 2acc1a |
hex | 1f8f01 |
2068225 has 6 divisors (see below), whose sum is σ = 2564630. Its totient is φ = 1654560.
The previous prime is 2068211. The next prime is 2068249. The reversal of 2068225 is 5228602.
It can be written as a sum of positive squares in 3 ways, for example, as 82944 + 1985281 = 288^2 + 1409^2 .
It is not a de Polignac number, because 2068225 - 211 = 2066177 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 82729 = 2068225 / (2 + 0 + 6 + 8 + 2 + 2 + 5).
It is a self number, because there is not a number n which added to its sum of digits gives 2068225.
It is an unprimeable number.
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 in 5 ways as a sum of consecutive naturals, for example, 41340 + ... + 41389.
22068225 is an apocalyptic number.
2068225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2068225 is a deficient number, since it is larger than the sum of its proper divisors (496405).
2068225 is an equidigital number, since it uses as much as digits as its factorization.
2068225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82739 (or 82734 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 25.
The square root of 2068225 is about 1438.1324695590. The cubic root of 2068225 is about 127.4087518335.
The spelling of 2068225 in words is "two million, sixty-eight thousand, two hundred twenty-five".
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