Base | Representation |
---|---|
bin | 11010011101110… |
… | …100010101001111 |
3 | 1010221111202121122 |
4 | 122131310111033 |
5 | 1402132233033 |
6 | 112020551155 |
7 | 14001100013 |
oct | 3235642517 |
9 | 1127452548 |
10 | 444024143 |
11 | 208704a02 |
12 | 1048524bb |
13 | 70cb69a4 |
14 | 42d84543 |
15 | 28eaca98 |
hex | 1a77454f |
444024143 has 4 divisors (see below), whose sum is σ = 444066288. Its totient is φ = 443982000.
The previous prime is 444024083. The next prime is 444024157. The reversal of 444024143 is 341420444.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 444024143 - 220 = 442975567 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (444024643) 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, 10430 + ... + 31572.
It is an arithmetic number, because the mean of its divisors is an integer number (111016572).
Almost surely, 2444024143 is an apocalyptic number.
444024143 is a deficient number, since it is larger than the sum of its proper divisors (42145).
444024143 is a wasteful number, since it uses less digits than its factorization.
444024143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42144.
The product of its (nonzero) digits is 6144, while the sum is 26.
The square root of 444024143 is about 21071.8803859551. The cubic root of 444024143 is about 762.9021899726.
Adding to 444024143 its reverse (341420444), we get a palindrome (785444587).
The spelling of 444024143 in words is "four hundred forty-four million, twenty-four thousand, one hundred forty-three".
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