Base | Representation |
---|---|
bin | 1110111000111000011 |
3 | 220210020110 |
4 | 1313013003 |
5 | 111103000 |
6 | 14242403 |
7 | 4101243 |
oct | 1670703 |
9 | 823213 |
10 | 487875 |
11 | 303603 |
12 | 1b6403 |
13 | 1410ab |
14 | c9b23 |
15 | 99850 |
hex | 771c3 |
487875 has 16 divisors (see below), whose sum is σ = 812448. Its totient is φ = 260000.
The previous prime is 487873. The next prime is 487889. The reversal of 487875 is 578784.
It is not a de Polignac number, because 487875 - 21 = 487873 is a prime.
It is a nialpdrome in base 15.
It is not an unprimeable number, because it can be changed into a prime (487873) 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 15 ways as a sum of consecutive naturals, for example, 276 + ... + 1025.
It is an arithmetic number, because the mean of its divisors is an integer number (50778).
2487875 is an apocalyptic number.
487875 is a deficient number, since it is larger than the sum of its proper divisors (324573).
487875 is a wasteful number, since it uses less digits than its factorization.
487875 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1319 (or 1309 counting only the distinct ones).
The product of its digits is 62720, while the sum is 39.
The square root of 487875 is about 698.4804936432. The cubic root of 487875 is about 78.7232209275.
Subtracting 487875 from its reverse (578784), we obtain a palindrome (90909).
The spelling of 487875 in words is "four hundred eighty-seven thousand, eight hundred seventy-five".
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