Base | Representation |
---|---|
bin | 1000011111011010110011 |
3 | 11012002021122 |
4 | 20133122303 |
5 | 1032211333 |
6 | 115412455 |
7 | 24630224 |
oct | 10373263 |
9 | 4162248 |
10 | 2225843 |
11 | 1290344 |
12 | 8b412b |
13 | 5cc189 |
14 | 41d24b |
15 | 2de798 |
hex | 21f6b3 |
2225843 has 4 divisors (see below), whose sum is σ = 2256408. Its totient is φ = 2195280.
The previous prime is 2225833. The next prime is 2225851. The reversal of 2225843 is 3485222.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2225843 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2225833) 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 3 ways as a sum of consecutive naturals, for example, 15173 + ... + 15318.
It is an arithmetic number, because the mean of its divisors is an integer number (564102).
22225843 is an apocalyptic number.
2225843 is a deficient number, since it is larger than the sum of its proper divisors (30565).
2225843 is an equidigital number, since it uses as much as digits as its factorization.
2225843 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30564.
The product of its digits is 3840, while the sum is 26.
The square root of 2225843 is about 1491.9259364995. The cubic root of 2225843 is about 130.5664239095.
The spelling of 2225843 in words is "two million, two hundred twenty-five thousand, eight hundred forty-three".
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