Base | Representation |
---|---|
bin | 1000010010000110… |
… | …1110011000011011 |
3 | 12201221210010000101 |
4 | 2010201232120123 |
5 | 14023144330433 |
6 | 1004343520231 |
7 | 106045604443 |
oct | 20441563033 |
9 | 5657703011 |
10 | 2223433243 |
11 | a41085339 |
12 | 520759077 |
13 | 295847695 |
14 | 17141b123 |
15 | d02ea07d |
hex | 8486e61b |
2223433243 has 4 divisors (see below), whose sum is σ = 2295156928. Its totient is φ = 2151709560.
The previous prime is 2223433229. The next prime is 2223433271. The reversal of 2223433243 is 3423343222.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2223433243 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2223433283) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35861796 + ... + 35861857.
It is an arithmetic number, because the mean of its divisors is an integer number (573789232).
Almost surely, 22223433243 is an apocalyptic number.
2223433243 is a deficient number, since it is larger than the sum of its proper divisors (71723685).
2223433243 is an equidigital number, since it uses as much as digits as its factorization.
2223433243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71723684.
The product of its digits is 20736, while the sum is 28.
The square root of 2223433243 is about 47153.2951446662. The cubic root of 2223433243 is about 1305.1928866447.
Adding to 2223433243 its reverse (3423343222), we get a palindrome (5646776465).
The spelling of 2223433243 in words is "two billion, two hundred twenty-three million, four hundred thirty-three thousand, two hundred forty-three".
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