Base | Representation |
---|---|
bin | 10110110000101111… |
… | …01101110100001110 |
3 | 1011112122010212001221 |
4 | 23120113231310032 |
5 | 200011311431342 |
6 | 5340325353554 |
7 | 611552354161 |
oct | 133027556416 |
9 | 34478125057 |
10 | 12220030222 |
11 | 5200985634 |
12 | 24505688ba |
13 | 11c9912c1a |
14 | 83cd35ad8 |
15 | 4b7c34a67 |
hex | 2d85edd0e |
12220030222 has 4 divisors (see below), whose sum is σ = 18330045336. Its totient is φ = 6110015110.
The previous prime is 12220030217. The next prime is 12220030223. The reversal of 12220030222 is 22203002221.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22203002221 = 409 ⋅54286069.
It is a junction number, because it is equal to n+sod(n) for n = 12220030196 and 12220030205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12220030223) 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 as a sum of consecutive naturals, namely, 3055007554 + ... + 3055007557.
It is an arithmetic number, because the mean of its divisors is an integer number (4582511334).
Almost surely, 212220030222 is an apocalyptic number.
12220030222 is a deficient number, since it is larger than the sum of its proper divisors (6110015114).
12220030222 is an equidigital number, since it uses as much as digits as its factorization.
12220030222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6110015113.
The product of its (nonzero) digits is 192, while the sum is 16.
Adding to 12220030222 its reverse (22203002221), we get a palindrome (34423032443).
The spelling of 12220030222 in words is "twelve billion, two hundred twenty million, thirty thousand, two hundred twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •