Base | Representation |
---|---|
bin | 100000010101100101100… |
… | …100010001110111010000 |
3 | 21212102220002022010122221 |
4 | 200111211210101313100 |
5 | 242402032214214300 |
6 | 4420510543110424 |
7 | 316356145126054 |
oct | 40254544216720 |
9 | 7772802263587 |
10 | 2222202101200 |
11 | 787481176254 |
12 | 2ba816ba2414 |
13 | 131725547023 |
14 | 797ab4bdc64 |
15 | 3cc106a231a |
hex | 20565911dd0 |
2222202101200 has 60 divisors (see below), whose sum is σ = 5339138849260. Its totient is φ = 888831175680.
The previous prime is 2222202101191. The next prime is 2222202101201. The reversal of 2222202101200 is 21012022222.
It can be written as a sum of positive squares in 6 ways, for example, as 6284049984 + 2215918051216 = 79272^2 + 1488596^2 .
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2222202101201) 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 11 ways as a sum of consecutive naturals, for example, 7481932 + ... + 7773268.
Almost surely, 22222202101200 is an apocalyptic number.
2222202101200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2222202101200 is an abundant number, since it is smaller than the sum of its proper divisors (3116936748060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2222202101200 is a wasteful number, since it uses less digits than its factorization.
2222202101200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 310424 (or 310413 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 16.
Adding to 2222202101200 its reverse (21012022222), we get a palindrome (2243214123422).
The spelling of 2222202101200 in words is "two trillion, two hundred twenty-two billion, two hundred two million, one hundred one thousand, two hundred".
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