Base | Representation |
---|---|
bin | 10000111000001011111100 |
3 | 22022210012022 |
4 | 100320023330 |
5 | 2113040234 |
6 | 234455312 |
7 | 52415153 |
oct | 20701374 |
9 | 8283168 |
10 | 4424444 |
11 | 2552172 |
12 | 1594538 |
13 | bbbb1b |
14 | 83259a |
15 | 5c5e2e |
hex | 4382fc |
4424444 has 18 divisors (see below), whose sum is σ = 8007552. Its totient is φ = 2139000.
The previous prime is 4424429. The next prime is 4424447. The reversal of 4424444 is 4444244.
It is a happy number.
4424444 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4424447) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3269 + ... + 4419.
It is an arithmetic number, because the mean of its divisors is an integer number (444864).
Almost surely, 24424444 is an apocalyptic number.
It is an amenable number.
4424444 is a deficient number, since it is larger than the sum of its proper divisors (3583108).
4424444 is a wasteful number, since it uses less digits than its factorization.
4424444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1217 (or 1184 counting only the distinct ones).
The product of its digits is 8192, while the sum is 26.
The square root of 4424444 is about 2103.4362362572. The cubic root of 4424444 is about 164.1671407249.
Adding to 4424444 its reverse (4444244), we get a palindrome (8868688).
The spelling of 4424444 in words is "four million, four hundred twenty-four thousand, four hundred forty-four".
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