Base | Representation |
---|---|
bin | 101010010010… |
… | …0000111110111 |
3 | 1112201020212002 |
4 | 1110210013313 |
5 | 21133334210 |
6 | 2111045515 |
7 | 356265620 |
oct | 124440767 |
9 | 45636762 |
10 | 22168055 |
11 | 11571208 |
12 | 751089b |
13 | 47921c0 |
14 | 2d30a47 |
15 | 1e2d4a5 |
hex | 15241f7 |
22168055 has 32 divisors (see below), whose sum is σ = 33191424. Its totient is φ = 13838976.
The previous prime is 22168037. The next prime is 22168057. The reversal of 22168055 is 55086122.
It is a cyclic number.
It is not a de Polignac number, because 22168055 - 26 = 22167991 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22168057) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37472 + ... + 38058.
It is an arithmetic number, because the mean of its divisors is an integer number (1037232).
Almost surely, 222168055 is an apocalyptic number.
22168055 is a deficient number, since it is larger than the sum of its proper divisors (11023369).
22168055 is a wasteful number, since it uses less digits than its factorization.
22168055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 695.
The product of its (nonzero) digits is 4800, while the sum is 29.
The square root of 22168055 is about 4708.2964010351. The cubic root of 22168055 is about 280.9156038895.
The spelling of 22168055 in words is "twenty-two million, one hundred sixty-eight thousand, fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •