Base | Representation |
---|---|
bin | 100000010100100000100… |
… | …011101100011111010100 |
3 | 21212022220101201202201121 |
4 | 200110200203230133110 |
5 | 242342144321221322 |
6 | 4420200023533324 |
7 | 316315356140224 |
oct | 40244043543724 |
9 | 7768811652647 |
10 | 2221044320212 |
11 | 786a37686263 |
12 | 2ba5532ba244 |
13 | 13159c715413 |
14 | 796db820084 |
15 | 3cb93c05ec7 |
hex | 205208ec7d4 |
2221044320212 has 24 divisors (see below), whose sum is σ = 3908822823360. Its totient is φ = 1104238692480.
The previous prime is 2221044320141. The next prime is 2221044320213. The reversal of 2221044320212 is 2120234401222.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2221044320213) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10562137 + ... + 10770367.
It is an arithmetic number, because the mean of its divisors is an integer number (162867617640).
Almost surely, 22221044320212 is an apocalyptic number.
It is an amenable number.
2221044320212 is a deficient number, since it is larger than the sum of its proper divisors (1687778503148).
2221044320212 is a wasteful number, since it uses less digits than its factorization.
2221044320212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 223311 (or 223309 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 25.
Adding to 2221044320212 its reverse (2120234401222), we get a palindrome (4341278721434).
The spelling of 2221044320212 in words is "two trillion, two hundred twenty-one billion, forty-four million, three hundred twenty thousand, two hundred twelve".
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