Base | Representation |
---|---|
bin | 10100011111011011… |
… | …000001000000110101 |
3 | 2002210100200000201020 |
4 | 110133123001000311 |
5 | 330030003342323 |
6 | 14035123251353 |
7 | 1406142006126 |
oct | 243733010065 |
9 | 62710600636 |
10 | 22002012213 |
11 | 9370620475 |
12 | 4320519b59 |
13 | 20c83a7b4c |
14 | 10ca14604d |
15 | 88b8c9ae3 |
hex | 51f6c1035 |
22002012213 has 4 divisors (see below), whose sum is σ = 29336016288. Its totient is φ = 14668008140.
The previous prime is 22002012203. The next prime is 22002012239. The reversal of 22002012213 is 31221020022.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 22002012213 - 28 = 22002011957 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 22002012192 and 22002012201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22002012203) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3667002033 + ... + 3667002038.
It is an arithmetic number, because the mean of its divisors is an integer number (7334004072).
Almost surely, 222002012213 is an apocalyptic number.
It is an amenable number.
22002012213 is a deficient number, since it is larger than the sum of its proper divisors (7334004075).
22002012213 is an equidigital number, since it uses as much as digits as its factorization.
22002012213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7334004074.
The product of its (nonzero) digits is 96, while the sum is 15.
Adding to 22002012213 its reverse (31221020022), we get a palindrome (53223032235).
The spelling of 22002012213 in words is "twenty-two billion, two million, twelve thousand, two hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •