Base | Representation |
---|---|
bin | 111110111100100… |
… | …0110110101011010 |
3 | 12110012022220222020 |
4 | 1331321012311122 |
5 | 13311200402302 |
6 | 545330035310 |
7 | 103224512451 |
oct | 17571066532 |
9 | 5405286866 |
10 | 2112122202 |
11 | 994268743 |
12 | 4ab418b36 |
13 | 278773668 |
14 | 160723b98 |
15 | c565debc |
hex | 7de46d5a |
2112122202 has 16 divisors (see below), whose sum is σ = 4230492192. Its totient is φ = 702999440.
The previous prime is 2112122191. The next prime is 2112122209. The reversal of 2112122202 is 2022212112.
It is a super-2 number, since 2×21121222022 = 8922120392362657608, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2112122209) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 255924 + ... + 264047.
It is an arithmetic number, because the mean of its divisors is an integer number (264405762).
Almost surely, 22112122202 is an apocalyptic number.
2112122202 is an abundant number, since it is smaller than the sum of its proper divisors (2118369990).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2112122202 is a wasteful number, since it uses less digits than its factorization.
2112122202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 520653.
The product of its (nonzero) digits is 64, while the sum is 15.
The square root of 2112122202 is about 45957.8306929298. The cubic root of 2112122202 is about 1283.0384769195.
Adding to 2112122202 its reverse (2022212112), we get a palindrome (4134334314).
The spelling of 2112122202 in words is "two billion, one hundred twelve million, one hundred twenty-two thousand, two hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •