Base | Representation |
---|---|
bin | 10000111101111111011100 |
3 | 22100222210220 |
4 | 100331333130 |
5 | 2114320340 |
6 | 235201340 |
7 | 52544400 |
oct | 20757734 |
9 | 8328726 |
10 | 4448220 |
11 | 2569017 |
12 | 15a6250 |
13 | bc98aa |
14 | 83b100 |
15 | 5cced0 |
hex | 43dfdc |
4448220 has 144 divisors (see below), whose sum is σ = 15513120. Its totient is φ = 946176.
The previous prime is 4448207. The next prime is 4448231. The reversal of 4448220 is 228444.
4448220 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×44482202 = 39573322336800, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 49936 + ... + 50024.
It is an arithmetic number, because the mean of its divisors is an integer number (107730).
Almost surely, 24448220 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4448220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7756560).
4448220 is an abundant number, since it is smaller than the sum of its proper divisors (11064900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4448220 is a wasteful number, since it uses less digits than its factorization.
4448220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 132 (or 123 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 24.
The square root of 4448220 is about 2109.0803683122. The cubic root of 4448220 is about 164.4606817151.
The spelling of 4448220 in words is "four million, four hundred forty-eight thousand, two hundred twenty".
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