Base | Representation |
---|---|
bin | 1000001111011011… |
… | …1010011000101100 |
3 | 12201011122220220212 |
4 | 2003312322120230 |
5 | 14012311211340 |
6 | 1003303201552 |
7 | 105551322323 |
oct | 20366723054 |
9 | 5634586825 |
10 | 2212210220 |
11 | a3580a310 |
12 | 518a462b8 |
13 | 29341823c |
14 | 16db390ba |
15 | ce32ea65 |
hex | 83dba62c |
2212210220 has 96 divisors (see below), whose sum is σ = 5249857536. Its totient is φ = 775756800.
The previous prime is 2212210211. The next prime is 2212210237. The reversal of 2212210220 is 220122122.
2212210220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 2212210195 and 2212210204.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3730244 + ... + 3730836.
It is an arithmetic number, because the mean of its divisors is an integer number (54686016).
Almost surely, 22212210220 is an apocalyptic number.
2212210220 is a gapful number since it is divisible by the number (20) 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 2212210220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2624928768).
2212210220 is an abundant number, since it is smaller than the sum of its proper divisors (3037647316).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2212210220 is a wasteful number, since it uses less digits than its factorization.
2212210220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1191 (or 1189 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 14.
The square root of 2212210220 is about 47034.1388780532. The cubic root of 2212210220 is about 1302.9931466214.
Adding to 2212210220 its reverse (220122122), we get a palindrome (2432332342).
It can be divided in two parts, 22122102 and 20, that added together give a palindrome (22122122).
The spelling of 2212210220 in words is "two billion, two hundred twelve million, two hundred ten thousand, two hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •