Base | Representation |
---|---|
bin | 111100010001000… |
… | …0101101101101100 |
3 | 12012221010111221112 |
4 | 1320202011231230 |
5 | 13120140432340 |
6 | 532354451152 |
7 | 101053302203 |
oct | 17042055554 |
9 | 5187114845 |
10 | 2022202220 |
11 | 948531505 |
12 | 485293ab8 |
13 | 262c4bc7c |
14 | 1527d823a |
15 | bc7eb065 |
hex | 78885b6c |
2022202220 has 24 divisors (see below), whose sum is σ = 4247880000. Its totient is φ = 808641792.
The previous prime is 2022202211. The next prime is 2022202249. The reversal of 2022202220 is 222022202.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 2022202195 and 2022202204.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64781 + ... + 90779.
It is an arithmetic number, because the mean of its divisors is an integer number (176995000).
Almost surely, 22022202220 is an apocalyptic number.
2022202220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2022202220 is an abundant number, since it is smaller than the sum of its proper divisors (2225677780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2022202220 is a wasteful number, since it uses less digits than its factorization.
2022202220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29897 (or 29895 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 14.
The square root of 2022202220 is about 44968.9028107202. The cubic root of 2022202220 is about 1264.5660777968.
Adding to 2022202220 its reverse (222022202), we get a palindrome (2244224422).
The spelling of 2022202220 in words is "two billion, twenty-two million, two hundred two thousand, two hundred twenty".
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