Base | Representation |
---|---|
bin | 10000000110100100110001 |
3 | 21221110102222 |
4 | 100012210301 |
5 | 2040034413 |
6 | 230250425 |
7 | 50610542 |
oct | 20064461 |
9 | 7843388 |
10 | 4221233 |
11 | 2423525 |
12 | 14b6a15 |
13 | b4a493 |
14 | 7bc4c9 |
15 | 585b08 |
hex | 406931 |
4221233 has 4 divisors (see below), whose sum is σ = 4226880. Its totient is φ = 4215588.
The previous prime is 4221229. The next prime is 4221247. The reversal of 4221233 is 3321224.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 4221233 - 22 = 4221229 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (4221223) 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, 1493 + ... + 3266.
It is an arithmetic number, because the mean of its divisors is an integer number (1056720).
Almost surely, 24221233 is an apocalyptic number.
It is an amenable number.
4221233 is a deficient number, since it is larger than the sum of its proper divisors (5647).
4221233 is an equidigital number, since it uses as much as digits as its factorization.
4221233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5646.
The product of its digits is 288, while the sum is 17.
The square root of 4221233 is about 2054.5639440037. The cubic root of 4221233 is about 161.6142960468.
Adding to 4221233 its reverse (3321224), we get a palindrome (7542457).
Subtracting from 4221233 its reverse (3321224), we obtain a palindrome (900009).
The spelling of 4221233 in words is "four million, two hundred twenty-one thousand, two hundred thirty-three".
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