Base | Representation |
---|---|
bin | 11010100111110… |
… | …11011011100001 |
3 | 120120020020101021 |
4 | 31103323123201 |
5 | 424132443334 |
6 | 34054405441 |
7 | 5351153644 |
oct | 1523733341 |
9 | 516206337 |
10 | 223327969 |
11 | 105076677 |
12 | 62960881 |
13 | 37364437 |
14 | 21935a5b |
15 | 149163b4 |
hex | d4fb6e1 |
223327969 has 2 divisors, whose sum is σ = 223327970. Its totient is φ = 223327968.
The previous prime is 223327933. The next prime is 223327987. The reversal of 223327969 is 969723322.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 117505600 + 105822369 = 10840^2 + 10287^2 .
It is a cyclic number.
It is not a de Polignac number, because 223327969 - 219 = 222803681 is a prime.
It is a super-2 number, since 2×2233279692 = 99750763475329922, which contains 22 as substring.
It is equal to p12295897 and since 223327969 and 12295897 have the same sum of digits, it is a Honaker prime.
It is not a weakly prime, because it can be changed into another prime (223327669) 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 as a sum of consecutive naturals, namely, 111663984 + 111663985.
It is an arithmetic number, because the mean of its divisors is an integer number (111663985).
Almost surely, 2223327969 is an apocalyptic number.
It is an amenable number.
223327969 is a deficient number, since it is larger than the sum of its proper divisors (1).
223327969 is an equidigital number, since it uses as much as digits as its factorization.
223327969 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 244944, while the sum is 43.
The square root of 223327969 is about 14944.1617028189. The cubic root of 223327969 is about 606.7098401764.
The spelling of 223327969 in words is "two hundred twenty-three million, three hundred twenty-seven thousand, nine hundred sixty-nine".
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