Base | Representation |
---|---|
bin | 11101001100100… |
… | …001100001010000 |
3 | 1021010200112212020 |
4 | 131030201201100 |
5 | 2000343303123 |
6 | 120334331440 |
7 | 15065264214 |
oct | 3514414120 |
9 | 1233615766 |
10 | 489822288 |
11 | 23154580a |
12 | 118059b80 |
13 | 7a630697 |
14 | 490a6944 |
15 | 2d0077e3 |
hex | 1d321850 |
489822288 has 60 divisors (see below), whose sum is σ = 1295720640. Its totient is φ = 159448128.
The previous prime is 489822287. The next prime is 489822293. The reversal of 489822288 is 882228984.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 489822288.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (489822287) 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 in 11 ways as a sum of consecutive naturals, for example, 85993 + ... + 91511.
It is an arithmetic number, because the mean of its divisors is an integer number (21595344).
Almost surely, 2489822288 is an apocalyptic number.
489822288 is a gapful number since it is divisible by the number (48) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 489822288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (647860320).
489822288 is an abundant number, since it is smaller than the sum of its proper divisors (805898352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
489822288 is a wasteful number, since it uses less digits than its factorization.
489822288 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5616 (or 5567 counting only the distinct ones).
The product of its digits is 1179648, while the sum is 51.
The square root of 489822288 is about 22131.9291522452. The cubic root of 489822288 is about 788.2781963274.
The spelling of 489822288 in words is "four hundred eighty-nine million, eight hundred twenty-two thousand, two hundred eighty-eight".
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