Base | Representation |
---|---|
bin | 1000010001110001… |
… | …0101111001000000 |
3 | 12201212010102102211 |
4 | 2010130111321000 |
5 | 14022314202313 |
6 | 1004253351504 |
7 | 106030606600 |
oct | 20434257100 |
9 | 5655112384 |
10 | 2222022208 |
11 | a4030119a |
12 | 520198594 |
13 | 295472353 |
14 | 171170c00 |
15 | d011be3d |
hex | 84715e40 |
2222022208 has 84 divisors (see below), whose sum is σ = 5152922892. Its totient is φ = 947896320.
The previous prime is 2222022199. The next prime is 2222022211. The reversal of 2222022208 is 8022202222.
It can be written as a sum of positive squares in 2 ways, for example, as 1462909504 + 759112704 = 38248^2 + 27552^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 729168 + ... + 732208.
Almost surely, 22222022208 is an apocalyptic number.
2222022208 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2222022208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2576461446).
2222022208 is an abundant number, since it is smaller than the sum of its proper divisors (2930900684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2222022208 is a wasteful number, since it uses less digits than its factorization.
2222022208 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3300 (or 3283 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 22.
The square root of 2222022208 is about 47138.3305601715. The cubic root of 2222022208 is about 1304.9167277546.
The spelling of 2222022208 in words is "two billion, two hundred twenty-two million, twenty-two thousand, two hundred eight".
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