Base | Representation |
---|---|
bin | 11010100111001… |
… | …11000000010011 |
3 | 120120001222121200 |
4 | 31103213000103 |
5 | 424122304212 |
6 | 34052522243 |
7 | 5350355016 |
oct | 1523470023 |
9 | 516058550 |
10 | 223244307 |
11 | 105019830 |
12 | 62920383 |
13 | 37335330 |
14 | 2191337d |
15 | 148eb6dc |
hex | d4e7013 |
223244307 has 48 divisors (see below), whose sum is σ = 383292000. Its totient is φ = 123425280.
The previous prime is 223244297. The next prime is 223244309. The reversal of 223244307 is 703442322.
223244307 is a `hidden beast` number, since 223 + 2 + 4 + 430 + 7 = 666.
It is not a de Polignac number, because 223244307 - 212 = 223240211 is a prime.
It is a super-3 number, since 3×2232443073 (a number of 26 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (223244309) 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 in 47 ways as a sum of consecutive naturals, for example, 113569 + ... + 115517.
It is an arithmetic number, because the mean of its divisors is an integer number (7985250).
Almost surely, 2223244307 is an apocalyptic number.
223244307 is a deficient number, since it is larger than the sum of its proper divisors (160047693).
223244307 is a wasteful number, since it uses less digits than its factorization.
223244307 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2068 (or 2065 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 27.
The square root of 223244307 is about 14941.3622872883. The cubic root of 223244307 is about 606.6340698516.
Adding to 223244307 its reverse (703442322), we get a palindrome (926686629).
The spelling of 223244307 in words is "two hundred twenty-three million, two hundred forty-four thousand, three hundred seven".
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