Base | Representation |
---|---|
bin | 101010100000… |
… | …1001000110001 |
3 | 1112221021212122 |
4 | 1111001020301 |
5 | 21201140042 |
6 | 2113404025 |
7 | 360302243 |
oct | 125011061 |
9 | 45837778 |
10 | 22286897 |
11 | 11642526 |
12 | 7569615 |
13 | 4804319 |
14 | 2d62093 |
15 | 1e537d2 |
hex | 1541231 |
22286897 has 2 divisors, whose sum is σ = 22286898. Its totient is φ = 22286896.
The previous prime is 22286879. The next prime is 22286917. The reversal of 22286897 is 79868222.
Together with previous prime (22286879) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 16289296 + 5997601 = 4036^2 + 2449^2 .
It is a cyclic number.
It is not a de Polignac number, because 22286897 - 26 = 22286833 is a prime.
It is a super-3 number, since 3×222868973 (a number of 23 digits) contains 333 as substring.
It is not a weakly prime, because it can be changed into another prime (22286197) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11143448 + 11143449.
It is an arithmetic number, because the mean of its divisors is an integer number (11143449).
Almost surely, 222286897 is an apocalyptic number.
It is an amenable number.
22286897 is a deficient number, since it is larger than the sum of its proper divisors (1).
22286897 is an equidigital number, since it uses as much as digits as its factorization.
22286897 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 193536, while the sum is 44.
The square root of 22286897 is about 4720.9000201233. The cubic root of 22286897 is about 281.4167017003.
The spelling of 22286897 in words is "twenty-two million, two hundred eighty-six thousand, eight hundred ninety-seven".
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