Base | Representation |
---|---|
bin | 10010000011111… |
… | …001100101111111 |
3 | 210010011121121221 |
4 | 102003321211333 |
5 | 1110032342343 |
6 | 50022334211 |
7 | 10336363363 |
oct | 2203714577 |
9 | 703147557 |
10 | 303012223 |
11 | 146051628 |
12 | 8558a367 |
13 | 4aa13b97 |
14 | 2c3592a3 |
15 | 1b9065ed |
hex | 120f997f |
303012223 has 4 divisors (see below), whose sum is σ = 303060888. Its totient is φ = 302963560.
The previous prime is 303012187. The next prime is 303012253. The reversal of 303012223 is 322210303.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-303012223 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 303012197 and 303012206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (303012253) 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, 13336 + ... + 27997.
It is an arithmetic number, because the mean of its divisors is an integer number (75765222).
Almost surely, 2303012223 is an apocalyptic number.
303012223 is a deficient number, since it is larger than the sum of its proper divisors (48665).
303012223 is an equidigital number, since it uses as much as digits as its factorization.
303012223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48664.
The product of its (nonzero) digits is 216, while the sum is 16.
The square root of 303012223 is about 17407.2462784899. The cubic root of 303012223 is about 671.6660275663. Note that the first 3 decimals are identical.
Adding to 303012223 its reverse (322210303), we get a palindrome (625222526).
The spelling of 303012223 in words is "three hundred three million, twelve thousand, two hundred twenty-three".
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