Base | Representation |
---|---|
bin | 11101001011011… |
… | …110101010100000 |
3 | 1021010011122020000 |
4 | 131023132222200 |
5 | 2000311022243 |
6 | 120324420000 |
7 | 15063043644 |
oct | 3513365240 |
9 | 1233148200 |
10 | 489548448 |
11 | 231378aa4 |
12 | 117b47600 |
13 | 7a565b4c |
14 | 49034c24 |
15 | 2cea15d3 |
hex | 1d2deaa0 |
489548448 has 60 divisors (see below), whose sum is σ = 1439756010. Its totient is φ = 163181952.
The previous prime is 489548447. The next prime is 489548453. The reversal of 489548448 is 844845984.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 314991504 + 174556944 = 17748^2 + 13212^2 .
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a junction number, because it is equal to n+sod(n) for n = 489548394 and 489548403.
It is not an unprimeable number, because it can be changed into a prime (489548447) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 91843 + ... + 97026.
Almost surely, 2489548448 is an apocalyptic number.
489548448 is a gapful number since it is divisible by the number (48) formed by its first and last digit.
It is an amenable number.
489548448 is an abundant number, since it is smaller than the sum of its proper divisors (950207562).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
489548448 is a wasteful number, since it uses less digits than its factorization.
489548448 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 188891 (or 188874 counting only the distinct ones).
The product of its digits is 5898240, while the sum is 54.
The square root of 489548448 is about 22125.7417502781. The cubic root of 489548448 is about 788.1312707004.
The spelling of 489548448 in words is "four hundred eighty-nine million, five hundred forty-eight thousand, four hundred forty-eight".
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