Base | Representation |
---|---|
bin | 101010001001… |
… | …1100011001000 |
3 | 1112120210201202 |
4 | 1110103203020 |
5 | 21124201133 |
6 | 2105403332 |
7 | 355563656 |
oct | 124234310 |
9 | 45523652 |
10 | 22100168 |
11 | 11525202 |
12 | 7499548 |
13 | 476a32c |
14 | 2d13dd6 |
15 | 1e182e8 |
hex | 15138c8 |
22100168 has 16 divisors (see below), whose sum is σ = 41591580. Its totient is φ = 11009088.
The previous prime is 22100167. The next prime is 22100191. The reversal of 22100168 is 86100122.
It can be written as a sum of positive squares in 2 ways, for example, as 18852964 + 3247204 = 4342^2 + 1802^2 .
It is not an unprimeable number, because it can be changed into a prime (22100167) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2771 + ... + 7202.
Almost surely, 222100168 is an apocalyptic number.
It is an amenable number.
22100168 is a deficient number, since it is larger than the sum of its proper divisors (19491412).
22100168 is a wasteful number, since it uses less digits than its factorization.
22100168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10256 (or 10252 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 20.
The square root of 22100168 is about 4701.0815776798. The cubic root of 22100168 is about 280.6285539304.
The spelling of 22100168 in words is "twenty-two million, one hundred thousand, one hundred sixty-eight".
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