Base | Representation |
---|---|
bin | 1000010001011001… |
… | …0011101010100000 |
3 | 12201202011001100211 |
4 | 2010112103222200 |
5 | 14021413041344 |
6 | 1004155423504 |
7 | 106011300442 |
oct | 20426235240 |
9 | 5652131324 |
10 | 2220440224 |
11 | a3a420672 |
12 | 51b754b94 |
13 | 29503a272 |
14 | 170c7c492 |
15 | cee08334 |
hex | 84593aa0 |
2220440224 has 24 divisors (see below), whose sum is σ = 4512509568. Its totient is φ = 1074406080.
The previous prime is 2220440207. The next prime is 2220440231. The reversal of 2220440224 is 4220440222.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 2220440195 and 2220440204.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1118182 + ... + 1120165.
It is an arithmetic number, because the mean of its divisors is an integer number (188021232).
Almost surely, 22220440224 is an apocalyptic number.
It is an amenable number.
2220440224 is an abundant number, since it is smaller than the sum of its proper divisors (2292069344).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2220440224 is a wasteful number, since it uses less digits than its factorization.
2220440224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2238388 (or 2238380 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 22.
The square root of 2220440224 is about 47121.5473430150. The cubic root of 2220440224 is about 1304.6069727512.
Adding to 2220440224 its reverse (4220440222), we get a palindrome (6440880446).
The spelling of 2220440224 in words is "two billion, two hundred twenty million, four hundred forty thousand, two hundred twenty-four".
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