Base | Representation |
---|---|
bin | 101010010111… |
… | …1101010101101 |
3 | 1112210122201102 |
4 | 1110233222231 |
5 | 21141342331 |
6 | 2112052445 |
7 | 356553521 |
oct | 124575255 |
9 | 45718642 |
10 | 22215341 |
11 | 115a3795 |
12 | 7534125 |
13 | 47aa895 |
14 | 2d43d81 |
15 | 1e3c4cb |
hex | 152faad |
22215341 has 2 divisors, whose sum is σ = 22215342. Its totient is φ = 22215340.
The previous prime is 22215301. The next prime is 22215367. The reversal of 22215341 is 14351222.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 18957316 + 3258025 = 4354^2 + 1805^2 .
It is a cyclic number.
It is not a de Polignac number, because 22215341 - 210 = 22214317 is a prime.
It is a Chen prime.
It is equal to p1401914 and since 22215341 and 1401914 have the same sum of digits, it is a Honaker prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (22215301) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11107670 + 11107671.
It is an arithmetic number, because the mean of its divisors is an integer number (11107671).
Almost surely, 222215341 is an apocalyptic number.
It is an amenable number.
22215341 is a deficient number, since it is larger than the sum of its proper divisors (1).
22215341 is an equidigital number, since it uses as much as digits as its factorization.
22215341 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 480, while the sum is 20.
The square root of 22215341 is about 4713.3152875656. The cubic root of 22215341 is about 281.1151995334.
Adding to 22215341 its reverse (14351222), we get a palindrome (36566563).
The spelling of 22215341 in words is "twenty-two million, two hundred fifteen thousand, three hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.090 sec. • engine limits •