Base | Representation |
---|---|
bin | 1000000011110001110001 |
3 | 10222022222101 |
4 | 20003301301 |
5 | 1020101000 |
6 | 113140401 |
7 | 23646154 |
oct | 10036161 |
9 | 3868871 |
10 | 2112625 |
11 | 1213279 |
12 | 85a701 |
13 | 58c798 |
14 | 3cdc9b |
15 | 2bae6a |
hex | 203c71 |
2112625 has 8 divisors (see below), whose sum is σ = 2636712. Its totient is φ = 1690000.
The previous prime is 2112601. The next prime is 2112631. The reversal of 2112625 is 5262112.
It can be written as a sum of positive squares in 4 ways, for example, as 62001 + 2050624 = 249^2 + 1432^2 .
It is not a de Polignac number, because 2112625 - 213 = 2104433 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8326 + ... + 8575.
It is an arithmetic number, because the mean of its divisors is an integer number (329589).
22112625 is an apocalyptic number.
2112625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2112625 is a deficient number, since it is larger than the sum of its proper divisors (524087).
2112625 is an equidigital number, since it uses as much as digits as its factorization.
2112625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16916 (or 16906 counting only the distinct ones).
The product of its digits is 240, while the sum is 19.
The square root of 2112625 is about 1453.4871860460. The cubic root of 2112625 is about 128.3140279425.
Adding to 2112625 its reverse (5262112), we get a palindrome (7374737).
The spelling of 2112625 in words is "two million, one hundred twelve thousand, six hundred twenty-five".
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