Base | Representation |
---|---|
bin | 1000010001100010… |
… | …0100011111001111 |
3 | 12201210021012002011 |
4 | 2010120210133033 |
5 | 14022041032143 |
6 | 1004220242051 |
7 | 106016321050 |
oct | 20430443717 |
9 | 5653235064 |
10 | 2221033423 |
11 | a3a796314 |
12 | 51b9a0327 |
13 | 2951b727b |
14 | 170d94727 |
15 | ceec3e9d |
hex | 846247cf |
2221033423 has 8 divisors (see below), whose sum is σ = 2586217248. Its totient is φ = 1867822944.
The previous prime is 2221033379. The next prime is 2221033429. The reversal of 2221033423 is 3243301222.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2221033423 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2221033394 and 2221033403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2221033429) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2992936 + ... + 2993677.
It is an arithmetic number, because the mean of its divisors is an integer number (323277156).
Almost surely, 22221033423 is an apocalyptic number.
2221033423 is a deficient number, since it is larger than the sum of its proper divisors (365183825).
2221033423 is an equidigital number, since it uses as much as digits as its factorization.
2221033423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5986673.
The product of its (nonzero) digits is 1728, while the sum is 22.
The square root of 2221033423 is about 47127.8412724368. The cubic root of 2221033423 is about 1304.7231393020.
Adding to 2221033423 its reverse (3243301222), we get a palindrome (5464334645).
The spelling of 2221033423 in words is "two billion, two hundred twenty-one million, thirty-three thousand, four hundred twenty-three".
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