Base | Representation |
---|---|
bin | 10100100101111011… |
… | …001010100010101000 |
3 | 2010001221221102100002 |
4 | 110211323022202220 |
5 | 330240420300034 |
6 | 14054021402132 |
7 | 1411635163364 |
oct | 244573124250 |
9 | 63057842302 |
10 | 22111103144 |
11 | 9417161069 |
12 | 4350b69348 |
13 | 2114b824b0 |
14 | 10da8222a4 |
15 | 896277e7e |
hex | 525eca8a8 |
22111103144 has 16 divisors (see below), whose sum is σ = 44647420020. Its totient is φ = 10205124480.
The previous prime is 22111103123. The next prime is 22111103191. The reversal of 22111103144 is 44130111122.
It can be written as a sum of positive squares in 2 ways, for example, as 20053392100 + 2057711044 = 141610^2 + 45362^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106303277 + ... + 106303484.
Almost surely, 222111103144 is an apocalyptic number.
It is an amenable number.
22111103144 is an abundant number, since it is smaller than the sum of its proper divisors (22536316876).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22111103144 is a wasteful number, since it uses less digits than its factorization.
22111103144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 212606780 (or 212606776 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 20.
Adding to 22111103144 its reverse (44130111122), we get a palindrome (66241214266).
The spelling of 22111103144 in words is "twenty-two billion, one hundred eleven million, one hundred three thousand, one hundred forty-four".
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