Base | Representation |
---|---|
bin | 10100100110100110… |
… | …010010001100000111 |
3 | 2010002202012200211221 |
4 | 110212212102030013 |
5 | 330301314003123 |
6 | 14055103541211 |
7 | 1412133232300 |
oct | 244646221407 |
9 | 63082180757 |
10 | 22122406663 |
11 | 9422581615 |
12 | 43548ba807 |
13 | 211730c476 |
14 | 10dc1257a7 |
15 | 89725c25d |
hex | 526992307 |
22122406663 has 24 divisors (see below), whose sum is σ = 27554256000. Its totient is φ = 17646064128.
The previous prime is 22122406627. The next prime is 22122406711. The reversal of 22122406663 is 36660422122.
It is a de Polignac number, because none of the positive numbers 2k-22122406663 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22122406063) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75063 + ... + 223336.
It is an arithmetic number, because the mean of its divisors is an integer number (1148094000).
Almost surely, 222122406663 is an apocalyptic number.
22122406663 is a deficient number, since it is larger than the sum of its proper divisors (5431849337).
22122406663 is a wasteful number, since it uses less digits than its factorization.
22122406663 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 298519 (or 298512 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 34.
Adding to 22122406663 its reverse (36660422122), we get a palindrome (58782828785).
The spelling of 22122406663 in words is "twenty-two billion, one hundred twenty-two million, four hundred six thousand, six hundred sixty-three".
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