Base | Representation |
---|---|
bin | 1110101001011110100 |
3 | 220101102100 |
4 | 1311023310 |
5 | 110324423 |
6 | 14142100 |
7 | 4036245 |
oct | 1651364 |
9 | 811370 |
10 | 479988 |
11 | 2a8693 |
12 | 1b1930 |
13 | 13a622 |
14 | c6ccc |
15 | 97343 |
hex | 752f4 |
479988 has 36 divisors (see below), whose sum is σ = 1237600. Its totient is φ = 156816.
The previous prime is 479971. The next prime is 480013. The reversal of 479988 is 889974.
It is a tau number, because it is divible by the number of its divisors (36).
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 479988.
It is an unprimeable number.
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, 2313 + ... + 2511.
2479988 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 479988, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (618800).
479988 is an abundant number, since it is smaller than the sum of its proper divisors (757612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
479988 is a wasteful number, since it uses less digits than its factorization.
479988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 276 (or 271 counting only the distinct ones).
The product of its digits is 145152, while the sum is 45.
The square root of 479988 is about 692.8116627194. The cubic root of 479988 is about 78.2967003400.
The spelling of 479988 in words is "four hundred seventy-nine thousand, nine hundred eighty-eight".
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