Base | Representation |
---|---|
bin | 1010000111101… |
… | …0000111001011 |
3 | 2221212100010210 |
4 | 2201322013023 |
5 | 41331140321 |
6 | 4113412203 |
7 | 1023522066 |
oct | 241720713 |
9 | 87770123 |
10 | 42443211 |
11 | 21a5a238 |
12 | 1226a063 |
13 | 8a40935 |
14 | 58cb8dd |
15 | 3ad5b76 |
hex | 287a1cb |
42443211 has 16 divisors (see below), whose sum is σ = 61090560. Its totient is φ = 26130720.
The previous prime is 42443197. The next prime is 42443239. The reversal of 42443211 is 11234424.
42443211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 42443211 - 25 = 42443179 is a prime.
It is not an unprimeable number, because it can be changed into a prime (42443281) 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 15 ways as a sum of consecutive naturals, for example, 8605 + ... + 12606.
It is an arithmetic number, because the mean of its divisors is an integer number (3818160).
Almost surely, 242443211 is an apocalyptic number.
42443211 is a deficient number, since it is larger than the sum of its proper divisors (18647349).
42443211 is a wasteful number, since it uses less digits than its factorization.
42443211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21266.
The product of its digits is 768, while the sum is 21.
The square root of 42443211 is about 6514.8454317812. The cubic root of 42443211 is about 348.8210975152.
Adding to 42443211 its reverse (11234424), we get a palindrome (53677635).
The spelling of 42443211 in words is "forty-two million, four hundred forty-three thousand, two hundred eleven".
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