Base | Representation |
---|---|
bin | 1110111100101101110 |
3 | 220212221011 |
4 | 1313211232 |
5 | 111133323 |
6 | 14255434 |
7 | 4110046 |
oct | 1674556 |
9 | 825834 |
10 | 489838 |
11 | 305028 |
12 | 1b757a |
13 | 141c5b |
14 | ca726 |
15 | 9a20d |
hex | 7796e |
489838 has 8 divisors (see below), whose sum is σ = 778032. Its totient is φ = 230496.
The previous prime is 489833. The next prime is 489847. The reversal of 489838 is 838984.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 489838.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (489833) 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 3 ways as a sum of consecutive naturals, for example, 7170 + ... + 7237.
It is an arithmetic number, because the mean of its divisors is an integer number (97254).
2489838 is an apocalyptic number.
489838 is a deficient number, since it is larger than the sum of its proper divisors (288194).
489838 is a wasteful number, since it uses less digits than its factorization.
489838 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14426.
The product of its digits is 55296, while the sum is 40.
The square root of 489838 is about 699.8842761486. The cubic root of 489838 is about 78.8286624755.
The spelling of 489838 in words is "four hundred eighty-nine thousand, eight hundred thirty-eight".
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