Base | Representation |
---|---|
bin | 100000001101… |
… | …001001001001 |
3 | 120212220212000 |
4 | 200031021021 |
5 | 4130124231 |
6 | 500541213 |
7 | 131521350 |
oct | 40151111 |
9 | 16786760 |
10 | 8442441 |
11 | 4846a27 |
12 | 29b1809 |
13 | 1997937 |
14 | 119a997 |
15 | b1b6e6 |
hex | 80d249 |
8442441 has 32 divisors (see below), whose sum is σ = 15052800. Its totient is φ = 4568400.
The previous prime is 8442439. The next prime is 8442457. The reversal of 8442441 is 1442448.
It is a happy number.
It is not a de Polignac number, because 8442441 - 21 = 8442439 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an Ulam number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8442481) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2416 + ... + 4766.
It is an arithmetic number, because the mean of its divisors is an integer number (470400).
Almost surely, 28442441 is an apocalyptic number.
It is an amenable number.
8442441 is a deficient number, since it is larger than the sum of its proper divisors (6610359).
8442441 is a wasteful number, since it uses less digits than its factorization.
8442441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2386 (or 2380 counting only the distinct ones).
The product of its digits is 4096, while the sum is 27.
The square root of 8442441 is about 2905.5878923206. The cubic root of 8442441 is about 203.6210525640.
Adding to 8442441 its reverse (1442448), we get a palindrome (9884889).
The spelling of 8442441 in words is "eight million, four hundred forty-two thousand, four hundred forty-one".
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