Base | Representation |
---|---|
bin | 101010011000… |
… | …1100010101111 |
3 | 1112211001020221 |
4 | 1110301202233 |
5 | 21142114043 |
6 | 2112152211 |
7 | 356615104 |
oct | 124614257 |
9 | 45731227 |
10 | 22223023 |
11 | 115a9539 |
12 | 7538667 |
13 | 47b1224 |
14 | 2d46aab |
15 | 1e3e8ed |
hex | 15318af |
22223023 has 2 divisors, whose sum is σ = 22223024. Its totient is φ = 22223022.
The previous prime is 22223021. The next prime is 22223039. The reversal of 22223023 is 32032222.
It is an a-pointer prime, because the next prime (22223039) can be obtained adding 22223023 to its sum of digits (16).
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 22223023 - 21 = 22223021 is a prime.
Together with 22223021, it forms a pair of twin primes.
It is a junction number, because it is equal to n+sod(n) for n = 22222988 and 22223006.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (22223021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11111511 + 11111512.
It is an arithmetic number, because the mean of its divisors is an integer number (11111512).
Almost surely, 222223023 is an apocalyptic number.
22223023 is a deficient number, since it is larger than the sum of its proper divisors (1).
22223023 is an equidigital number, since it uses as much as digits as its factorization.
22223023 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 288, while the sum is 16.
The square root of 22223023 is about 4714.1301424547. The cubic root of 22223023 is about 281.1475987374.
Adding to 22223023 its reverse (32032222), we get a palindrome (54255245).
The spelling of 22223023 in words is "twenty-two million, two hundred twenty-three thousand, twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •