Base | Representation |
---|---|
bin | 11100101011111… |
… | …110011010001000 |
3 | 1020112122001120112 |
4 | 130223332122020 |
5 | 1441202233424 |
6 | 115431413452 |
7 | 14632616306 |
oct | 3453763210 |
9 | 1215561515 |
10 | 481289864 |
11 | 227748220 |
12 | 115224288 |
13 | 78933b03 |
14 | 47cc5276 |
15 | 2c3be60e |
hex | 1cafe688 |
481289864 has 16 divisors (see below), whose sum is σ = 984456720. Its totient is φ = 218768080.
The previous prime is 481289843. The next prime is 481289867. The reversal of 481289864 is 468982184.
It is not an unprimeable number, because it can be changed into a prime (481289867) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2734514 + ... + 2734689.
It is an arithmetic number, because the mean of its divisors is an integer number (61528545).
Almost surely, 2481289864 is an apocalyptic number.
481289864 is a gapful number since it is divisible by the number (44) formed by its first and last digit.
It is an amenable number.
481289864 is an abundant number, since it is smaller than the sum of its proper divisors (503166856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
481289864 is a wasteful number, since it uses less digits than its factorization.
481289864 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5469220 (or 5469216 counting only the distinct ones).
The product of its digits is 884736, while the sum is 50.
The square root of 481289864 is about 21938.3195345496. The cubic root of 481289864 is about 783.6742407908.
The spelling of 481289864 in words is "four hundred eighty-one million, two hundred eighty-nine thousand, eight hundred sixty-four".
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