Base | Representation |
---|---|
bin | 1000011110101100100110 |
3 | 11011221020010 |
4 | 20132230212 |
5 | 1032113021 |
6 | 115351050 |
7 | 24615501 |
oct | 10365446 |
9 | 4157203 |
10 | 2222886 |
11 | 12890a6 |
12 | 8b2486 |
13 | 5caa23 |
14 | 41c138 |
15 | 2dd976 |
hex | 21eb26 |
2222886 has 64 divisors (see below), whose sum is σ = 5253120. Its totient is φ = 622080.
The previous prime is 2222839. The next prime is 2222893. The reversal of 2222886 is 6882222.
2222886 = T68 + T69 + ... + T238.
2222886 = 3332 + 3342 + ... + 3512.
2222886 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
2222886 is a nontrivial binomial coefficient, being equal to C(2109, 2).
It is a congruent number.
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 31 ways as a sum of consecutive naturals, for example, 60060 + ... + 60096.
It is an arithmetic number, because the mean of its divisors is an integer number (82080).
22222886 is an apocalyptic number.
2222886 is the 2108-th triangular number.
2222886 is an abundant number, since it is smaller than the sum of its proper divisors (3030234).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2222886 is a wasteful number, since it uses less digits than its factorization.
2222886 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 109.
The product of its digits is 6144, while the sum is 30.
The square root of 2222886 is about 1490.9346062118. The cubic root of 2222886 is about 130.5085797562.
The spelling of 2222886 in words is "two million, two hundred twenty-two thousand, eight hundred eighty-six".
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