Base | Representation |
---|---|
bin | 111110010100110101101 |
3 | 10211202111012 |
4 | 13302212231 |
5 | 1010323120 |
6 | 111435005 |
7 | 23234120 |
oct | 7624655 |
9 | 3752435 |
10 | 2042285 |
11 | 1175443 |
12 | 825a65 |
13 | 56676b |
14 | 3b23b7 |
15 | 2a51c5 |
hex | 1f29ad |
2042285 has 32 divisors (see below), whose sum is σ = 3041280. Its totient is φ = 1286208.
The previous prime is 2042281. The next prime is 2042297. The reversal of 2042285 is 5822402.
It is not a de Polignac number, because 2042285 - 22 = 2042281 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 2042285.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2042281) 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 31 ways as a sum of consecutive naturals, for example, 34586 + ... + 34644.
It is an arithmetic number, because the mean of its divisors is an integer number (95040).
22042285 is an apocalyptic number.
It is an amenable number.
2042285 is a deficient number, since it is larger than the sum of its proper divisors (998995).
2042285 is a wasteful number, since it uses less digits than its factorization.
2042285 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 137.
The product of its (nonzero) digits is 1280, while the sum is 23.
The square root of 2042285 is about 1429.0853718375. The cubic root of 2042285 is about 126.8738491487.
Adding to 2042285 its reverse (5822402), we get a palindrome (7864687).
The spelling of 2042285 in words is "two million, forty-two thousand, two hundred eighty-five".
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