Base | Representation |
---|---|
bin | 10010001011010… |
… | …010100011000001 |
3 | 210020211000222202 |
4 | 102023102203001 |
5 | 1111031340231 |
6 | 50132042545 |
7 | 10362012266 |
oct | 2213224301 |
9 | 706730882 |
10 | 304949441 |
11 | 147155035 |
12 | 86163455 |
13 | 4b241874 |
14 | 2c70126d |
15 | 1bb8a5cb |
hex | 122d28c1 |
304949441 has 2 divisors, whose sum is σ = 304949442. Its totient is φ = 304949440.
The previous prime is 304949423. The next prime is 304949443. The reversal of 304949441 is 144949403.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 210859441 + 94090000 = 14521^2 + 9700^2 .
It is an emirp because it is prime and its reverse (144949403) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 304949441 - 210 = 304948417 is a prime.
Together with 304949443, it forms a pair of twin primes.
It is a Chen prime.
It is equal to p16505786 and since 304949441 and 16505786 have the same sum of digits, it is a Honaker prime.
It is a junction number, because it is equal to n+sod(n) for n = 304949395 and 304949404.
It is not a weakly prime, because it can be changed into another prime (304949443) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152474720 + 152474721.
It is an arithmetic number, because the mean of its divisors is an integer number (152474721).
Almost surely, 2304949441 is an apocalyptic number.
It is an amenable number.
304949441 is a deficient number, since it is larger than the sum of its proper divisors (1).
304949441 is an equidigital number, since it uses as much as digits as its factorization.
304949441 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 62208, while the sum is 38.
The square root of 304949441 is about 17462.8016366218. The cubic root of 304949441 is about 673.0943532908.
Subtracting from 304949441 its sum of digits (38), we obtain a palindrome (304949403).
The spelling of 304949441 in words is "three hundred four million, nine hundred forty-nine thousand, four hundred forty-one".
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