Base | Representation |
---|---|
bin | 1000011100011111000010 |
3 | 11011110210120 |
4 | 20130133002 |
5 | 1031320301 |
6 | 115241110 |
7 | 24550206 |
oct | 10343702 |
9 | 4143716 |
10 | 2213826 |
11 | 128230a |
12 | 8a9196 |
13 | 5c6874 |
14 | 418b06 |
15 | 2dae36 |
hex | 21c7c2 |
2213826 has 16 divisors (see below), whose sum is σ = 4448928. Its totient is φ = 734400.
The previous prime is 2213789. The next prime is 2213833. The reversal of 2213826 is 6283122.
It is a junction number, because it is equal to n+sod(n) for n = 2213796 and 2213805.
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, 681 + ... + 2211.
It is an arithmetic number, because the mean of its divisors is an integer number (278058).
22213826 is an apocalyptic number.
2213826 is an abundant number, since it is smaller than the sum of its proper divisors (2235102).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2213826 is a wasteful number, since it uses less digits than its factorization.
2213826 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1777.
The product of its digits is 1152, while the sum is 24.
The square root of 2213826 is about 1487.8931413243. The cubic root of 2213826 is about 130.3310301215.
Adding to 2213826 its reverse (6283122), we get a palindrome (8496948).
The spelling of 2213826 in words is "two million, two hundred thirteen thousand, eight hundred twenty-six".
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