Base | Representation |
---|---|
bin | 11010011110000… |
… | …000000100100011 |
3 | 1010221121012120112 |
4 | 122132000010203 |
5 | 1402140302402 |
6 | 112022001535 |
7 | 14001360134 |
oct | 3236000443 |
9 | 1127535515 |
10 | 444072227 |
11 | 208738045 |
12 | 1048762ab |
13 | 71002841 |
14 | 42d97c8b |
15 | 28ebbe52 |
hex | 1a780123 |
444072227 has 2 divisors, whose sum is σ = 444072228. Its totient is φ = 444072226.
The previous prime is 444072203. The next prime is 444072229. The reversal of 444072227 is 722270444.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 444072227 - 26 = 444072163 is a prime.
Together with 444072229, it forms a pair of twin primes.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 444072193 and 444072202.
It is not a weakly prime, because it can be changed into another prime (444072229) 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, 222036113 + 222036114.
It is an arithmetic number, because the mean of its divisors is an integer number (222036114).
Almost surely, 2444072227 is an apocalyptic number.
444072227 is a deficient number, since it is larger than the sum of its proper divisors (1).
444072227 is an equidigital number, since it uses as much as digits as its factorization.
444072227 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 25088, while the sum is 32.
The square root of 444072227 is about 21073.0213068748. The cubic root of 444072227 is about 762.9297275629.
It can be divided in two parts, 4440 and 72227, that added together give a palindrome (76667).
The spelling of 444072227 in words is "four hundred forty-four million, seventy-two thousand, two hundred twenty-seven".
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