Base | Representation |
---|---|
bin | 1010001100101000110100… |
… | …1011110000101111000100 |
3 | 1110200212201211002001201122 |
4 | 2203022031023300233010 |
5 | 2432200123212010340 |
6 | 35502455012013112 |
7 | 2235025410446462 |
oct | 243121513605704 |
9 | 43625654061648 |
10 | 11212233313220 |
11 | 3633099448425 |
12 | 131100a301198 |
13 | 6344030270b4 |
14 | 2aa964249832 |
15 | 1469c8ad8db5 |
hex | a328d2f0bc4 |
11212233313220 has 24 divisors (see below), whose sum is σ = 23545756056984. Its totient is φ = 4484880734976.
The previous prime is 11212233313217. The next prime is 11212233313271. The reversal of 11212233313220 is 2231333221211.
It can be written as a sum of positive squares in 4 ways, for example, as 94756846276 + 11117476466944 = 307826^2 + 3334288^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 11212233313220.
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, 10382264 + ... + 11411216.
It is an arithmetic number, because the mean of its divisors is an integer number (981073169041).
Almost surely, 211212233313220 is an apocalyptic number.
11212233313220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
11212233313220 is an abundant number, since it is smaller than the sum of its proper divisors (12333522743764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11212233313220 is a wasteful number, since it uses less digits than its factorization.
11212233313220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1573799 (or 1573797 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 26.
Adding to 11212233313220 its reverse (2231333221211), we get a palindrome (13443566534431).
The spelling of 11212233313220 in words is "eleven trillion, two hundred twelve billion, two hundred thirty-three million, three hundred thirteen thousand, two hundred twenty".
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