Base | Representation |
---|---|
bin | 100000010101011001100… |
… | …101111111000110000100 |
3 | 21212102101002022102020022 |
4 | 200111121211333012010 |
5 | 242401124303101040 |
6 | 4420435005354312 |
7 | 316351155520346 |
oct | 40253145770604 |
9 | 7772332272208 |
10 | 2222001222020 |
11 | 7873888427a8 |
12 | 2ba77b868998 |
13 | 1316c2a427c8 |
14 | 7978c94d296 |
15 | 3cbecc226b5 |
hex | 2055997f184 |
2222001222020 has 48 divisors (see below), whose sum is σ = 4669907778480. Its totient is φ = 888095010816.
The previous prime is 2222001222017. The next prime is 2222001222047. The reversal of 2222001222020 is 202221002222.
It can be written as a sum of positive squares in 8 ways, for example, as 1711470965824 + 510530256196 = 1308232^2 + 714514^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 2222001222020.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 274690136 + ... + 274698224.
It is an arithmetic number, because the mean of its divisors is an integer number (97289745385).
Almost surely, 22222001222020 is an apocalyptic number.
2222001222020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2222001222020 is an abundant number, since it is smaller than the sum of its proper divisors (2447906556460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2222001222020 is a wasteful number, since it uses less digits than its factorization.
2222001222020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17304 (or 17302 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 17.
Adding to 2222001222020 its reverse (202221002222), we get a palindrome (2424222224242).
The spelling of 2222001222020 in words is "two trillion, two hundred twenty-two billion, one million, two hundred twenty-two thousand, twenty".
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