Base | Representation |
---|---|
bin | 10100101101110110… |
… | …010010001000011011 |
3 | 2010102020002101010101 |
4 | 110231312102020123 |
5 | 331023433304433 |
6 | 14115131000231 |
7 | 1415141142124 |
oct | 245566221033 |
9 | 63366071111 |
10 | 22244041243 |
11 | 94851aa466 |
12 | 4389599077 |
13 | 21365893a8 |
14 | 111034904b |
15 | 8a2c8707d |
hex | 52dd9221b |
22244041243 has 4 divisors (see below), whose sum is σ = 22326122848. Its totient is φ = 22161959640.
The previous prime is 22244041219. The next prime is 22244041301. The reversal of 22244041243 is 34214044222.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34214044222 = 2 ⋅17107022111.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-22244041243 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (22244041213) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41040396 + ... + 41040937.
It is an arithmetic number, because the mean of its divisors is an integer number (5581530712).
Almost surely, 222244041243 is an apocalyptic number.
22244041243 is a deficient number, since it is larger than the sum of its proper divisors (82081605).
22244041243 is an equidigital number, since it uses as much as digits as its factorization.
22244041243 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82081604.
The product of its (nonzero) digits is 12288, while the sum is 28.
Adding to 22244041243 its reverse (34214044222), we get a palindrome (56458085465).
The spelling of 22244041243 in words is "twenty-two billion, two hundred forty-four million, forty-one thousand, two hundred forty-three".
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