Base | Representation |
---|---|
bin | 101010001101… |
… | …1101011000001 |
3 | 1112122111101002 |
4 | 1110123223001 |
5 | 21131232231 |
6 | 2110221345 |
7 | 356062661 |
oct | 124335301 |
9 | 45574332 |
10 | 22133441 |
11 | 11548200 |
12 | 74b4855 |
13 | 477c515 |
14 | 2d221a1 |
15 | 1e230cb |
hex | 151bac1 |
22133441 has 6 divisors (see below), whose sum is σ = 24328626. Its totient is φ = 20121200.
The previous prime is 22133417. The next prime is 22133477. The reversal of 22133441 is 14433122.
It can be written as a sum of positive squares in only one way, i.e., 18879025 + 3254416 = 4345^2 + 1804^2 .
It is not a de Polignac number, because 22133441 - 214 = 22117057 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (22133401) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 91340 + ... + 91581.
It is an arithmetic number, because the mean of its divisors is an integer number (4054771).
Almost surely, 222133441 is an apocalyptic number.
It is an amenable number.
22133441 is a deficient number, since it is larger than the sum of its proper divisors (2195185).
22133441 is a wasteful number, since it uses less digits than its factorization.
22133441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 182943 (or 182932 counting only the distinct ones).
The product of its digits is 576, while the sum is 20.
The square root of 22133441 is about 4704.6191131695. The cubic root of 22133441 is about 280.7693171413.
Adding to 22133441 its reverse (14433122), we get a palindrome (36566563).
The spelling of 22133441 in words is "twenty-two million, one hundred thirty-three thousand, four hundred forty-one".
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