Base | Representation |
---|---|
bin | 1000011110000000101001 |
3 | 11011210100221 |
4 | 20132000221 |
5 | 1032020243 |
6 | 115330041 |
7 | 24604342 |
oct | 10360051 |
9 | 4153327 |
10 | 2220073 |
11 | 1286a79 |
12 | 8b0921 |
13 | 5c966b |
14 | 41b0c9 |
15 | 2dcbed |
hex | 21e029 |
2220073 has 2 divisors, whose sum is σ = 2220074. Its totient is φ = 2220072.
The previous prime is 2220059. The next prime is 2220077. The reversal of 2220073 is 3700222.
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., 2214144 + 5929 = 1488^2 + 77^2 .
It is a cyclic number.
It is not a de Polignac number, because 2220073 - 25 = 2220041 is a prime.
It is not a weakly prime, because it can be changed into another prime (2220077) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110036 + 1110037.
It is an arithmetic number, because the mean of its divisors is an integer number (1110037).
22220073 is an apocalyptic number.
It is an amenable number.
2220073 is a deficient number, since it is larger than the sum of its proper divisors (1).
2220073 is an equidigital number, since it uses as much as digits as its factorization.
2220073 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 168, while the sum is 16.
The square root of 2220073 is about 1489.9909395698. The cubic root of 2220073 is about 130.4535048665.
Adding to 2220073 its reverse (3700222), we get a palindrome (5920295).
The spelling of 2220073 in words is "two million, two hundred twenty thousand, seventy-three".
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