Base | Representation |
---|---|
bin | 1010000000111011001011… |
… | …00011110101111001010000 |
3 | 2212222021122010111012021021 |
4 | 11000131211203311321100 |
5 | 10341302024303034300 |
6 | 114500433453405224 |
7 | 4432015501563001 |
oct | 500354543657120 |
9 | 85867563435237 |
10 | 22022001221200 |
11 | 7020529638a62 |
12 | 2578017799814 |
13 | c39886a06b96 |
14 | 561c28ac91a8 |
15 | 282c99633d1a |
hex | 1407658f5e50 |
22022001221200 has 30 divisors (see below), whose sum is σ = 52907857934894. Its totient is φ = 8808800488320.
The previous prime is 22022001221189. The next prime is 22022001221221. The reversal of 22022001221200 is 212210022022.
It can be written as a sum of positive squares in 3 ways, for example, as 4580319068224 + 17441682152976 = 2140168^2 + 4176324^2 .
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27527501127 + ... + 27527501926.
Almost surely, 222022001221200 is an apocalyptic number.
22022001221200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22022001221200 is an abundant number, since it is smaller than the sum of its proper divisors (30885856713694).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22022001221200 is a wasteful number, since it uses less digits than its factorization.
22022001221200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55055003071 (or 55055003060 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 16.
Adding to 22022001221200 its reverse (212210022022), we get a palindrome (22234211243222).
The spelling of 22022001221200 in words is "twenty-two trillion, twenty-two billion, one million, two hundred twenty-one thousand, two hundred".
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