Base | Representation |
---|---|
bin | 1000010010000001… |
… | …1111111110111011 |
3 | 12201221011210112001 |
4 | 2010200133332323 |
5 | 14023104041443 |
6 | 1004333001431 |
7 | 106043066311 |
oct | 20440377673 |
9 | 5657153461 |
10 | 2223112123 |
11 | a40986051 |
12 | 520623277 |
13 | 29576447b |
14 | 1713760b1 |
15 | d0284d4d |
hex | 8481ffbb |
2223112123 has 2 divisors, whose sum is σ = 2223112124. Its totient is φ = 2223112122.
The previous prime is 2223112093. The next prime is 2223112141. The reversal of 2223112123 is 3212113222.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2223112123 - 229 = 1686241211 is a prime.
It is a super-2 number, since 2×22231121232 = 9884455022859134258, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2223112123.
It is not a weakly prime, because it can be changed into another prime (2223112523) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111556061 + 1111556062.
It is an arithmetic number, because the mean of its divisors is an integer number (1111556062).
Almost surely, 22223112123 is an apocalyptic number.
2223112123 is a deficient number, since it is larger than the sum of its proper divisors (1).
2223112123 is an equidigital number, since it uses as much as digits as its factorization.
2223112123 is an evil number, because the sum of its binary digits is even.
The product of its digits is 288, while the sum is 19.
The square root of 2223112123 is about 47149.8899574538. The cubic root of 2223112123 is about 1305.1300493307.
Adding to 2223112123 its reverse (3212113222), we get a palindrome (5435225345).
The spelling of 2223112123 in words is "two billion, two hundred twenty-three million, one hundred twelve thousand, one hundred twenty-three".
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