Base | Representation |
---|---|
bin | 101010010111… |
… | …0010111110001 |
3 | 1112210101102211 |
4 | 1110232113301 |
5 | 21141210113 |
6 | 2112012121 |
7 | 356532166 |
oct | 124562761 |
9 | 45711384 |
10 | 22210033 |
11 | 1159a7aa |
12 | 7531041 |
13 | 47a8341 |
14 | 2d4206d |
15 | 1e3ab3d |
hex | 152e5f1 |
22210033 has 2 divisors, whose sum is σ = 22210034. Its totient is φ = 22210032.
The previous prime is 22209997. The next prime is 22210049. The reversal of 22210033 is 33001222.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 21967969 + 242064 = 4687^2 + 492^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-22210033 is a prime.
It is a super-2 number, since 2×222100332 = 986571131722178, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 22209995 and 22210022.
It is not a weakly prime, because it can be changed into another prime (22210063) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11105016 + 11105017.
It is an arithmetic number, because the mean of its divisors is an integer number (11105017).
Almost surely, 222210033 is an apocalyptic number.
It is an amenable number.
22210033 is a deficient number, since it is larger than the sum of its proper divisors (1).
22210033 is an equidigital number, since it uses as much as digits as its factorization.
22210033 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 72, while the sum is 13.
The square root of 22210033 is about 4712.7521683195. The cubic root of 22210033 is about 281.0928084248.
Adding to 22210033 its reverse (33001222), we get a palindrome (55211255).
The spelling of 22210033 in words is "twenty-two million, two hundred ten thousand, thirty-three".
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