Base | Representation |
---|---|
bin | 101010001010… |
… | …1001100001101 |
3 | 1112121010221211 |
4 | 1110111030031 |
5 | 21124410033 |
6 | 2105454421 |
7 | 355622404 |
oct | 124251415 |
9 | 45533854 |
10 | 22106893 |
11 | 1152a266 |
12 | 74a1411 |
13 | 4770403 |
14 | 2d1663b |
15 | 1e1a2cd |
hex | 151530d |
22106893 has 2 divisors, whose sum is σ = 22106894. Its totient is φ = 22106892.
The previous prime is 22106881. The next prime is 22106897. The reversal of 22106893 is 39860122.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 16621929 + 5484964 = 4077^2 + 2342^2 .
It is a cyclic number.
It is not a de Polignac number, because 22106893 - 221 = 20009741 is a prime.
It is a super-2 number, since 2×221068932 = 977429436226898, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (22106897) by changing a digit.
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 as a sum of consecutive naturals, namely, 11053446 + 11053447.
It is an arithmetic number, because the mean of its divisors is an integer number (11053447).
Almost surely, 222106893 is an apocalyptic number.
It is an amenable number.
22106893 is a deficient number, since it is larger than the sum of its proper divisors (1).
22106893 is an equidigital number, since it uses as much as digits as its factorization.
22106893 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 5184, while the sum is 31.
The square root of 22106893 is about 4701.7967842092. The cubic root of 22106893 is about 280.6570157900.
The spelling of 22106893 in words is "twenty-two million, one hundred six thousand, eight hundred ninety-three".
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