Base | Representation |
---|---|
bin | 1000010010000011… |
… | …1010011011000111 |
3 | 12201221101022002011 |
4 | 2010200322123013 |
5 | 14023121023143 |
6 | 1004335155051 |
7 | 106044030124 |
oct | 20440723307 |
9 | 5657338064 |
10 | 2223220423 |
11 | a40a4a456 |
12 | 520675a87 |
13 | 2957a1858 |
14 | 1713a374b |
15 | d02a6e9d |
hex | 8483a6c7 |
2223220423 has 2 divisors, whose sum is σ = 2223220424. Its totient is φ = 2223220422.
The previous prime is 2223220393. The next prime is 2223220429. The reversal of 2223220423 is 3240223222.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2223220423 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2223220394 and 2223220403.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2223220429) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111610211 + 1111610212.
It is an arithmetic number, because the mean of its divisors is an integer number (1111610212).
Almost surely, 22223220423 is an apocalyptic number.
2223220423 is a deficient number, since it is larger than the sum of its proper divisors (1).
2223220423 is an equidigital number, since it uses as much as digits as its factorization.
2223220423 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2304, while the sum is 22.
The square root of 2223220423 is about 47151.0384085017. The cubic root of 2223220423 is about 1305.1512423372.
Adding to 2223220423 its reverse (3240223222), we get a palindrome (5463443645).
The spelling of 2223220423 in words is "two billion, two hundred twenty-three million, two hundred twenty thousand, four hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •