Base | Representation |
---|---|
bin | 10100100110101001… |
… | …011001100100001111 |
3 | 2010002210202012002011 |
4 | 110212221121210033 |
5 | 330302021121221 |
6 | 14055133242051 |
7 | 1412143203220 |
oct | 244651314417 |
9 | 63083665064 |
10 | 22123223311 |
11 | 9422a8a132 |
12 | 4355033327 |
13 | 21175370a7 |
14 | 10dc299247 |
15 | 89736e1e1 |
hex | 526a5990f |
22123223311 has 4 divisors (see below), whose sum is σ = 25283683792. Its totient is φ = 18962762832.
The previous prime is 22123223267. The next prime is 22123223323. The reversal of 22123223311 is 11332232122.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11332232122 = 2 ⋅5666116061.
It is a cyclic number.
It is not a de Polignac number, because 22123223311 - 27 = 22123223183 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22123224311) 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 3 ways as a sum of consecutive naturals, for example, 1580230230 + ... + 1580230243.
It is an arithmetic number, because the mean of its divisors is an integer number (6320920948).
Almost surely, 222123223311 is an apocalyptic number.
22123223311 is a deficient number, since it is larger than the sum of its proper divisors (3160460481).
22123223311 is an equidigital number, since it uses as much as digits as its factorization.
22123223311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3160460480.
The product of its digits is 864, while the sum is 22.
Adding to 22123223311 its reverse (11332232122), we get a palindrome (33455455433).
The spelling of 22123223311 in words is "twenty-two billion, one hundred twenty-three million, two hundred twenty-three thousand, three hundred eleven".
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