Base | Representation |
---|---|
bin | 1110111000001001100 |
3 | 220202201120 |
4 | 1313001030 |
5 | 111100000 |
6 | 14240540 |
7 | 4100166 |
oct | 1670114 |
9 | 822646 |
10 | 487500 |
11 | 3032a2 |
12 | 1b6150 |
13 | 140b80 |
14 | c9936 |
15 | 996a0 |
hex | 7704c |
487500 has 72 divisors (see below), whose sum is σ = 1531152. Its totient is φ = 120000.
The previous prime is 487489. The next prime is 487507. The reversal of 487500 is 5784.
It is a nialpdrome in base 5.
It is a zygodrome in base 5.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 487500.
It is not an unprimeable number, because it can be changed into a prime (487507) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37494 + ... + 37506.
It is an arithmetic number, because the mean of its divisors is an integer number (21266).
487500 is a Friedman number, since it can be written as 780*5^(4+0), using all its digits and the basic arithmetic operations.
2487500 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 487500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (765576).
487500 is an abundant number, since it is smaller than the sum of its proper divisors (1043652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
487500 is a wasteful number, since it uses less digits than its factorization.
487500 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45 (or 23 counting only the distinct ones).
The product of its (nonzero) digits is 1120, while the sum is 24.
The square root of 487500 is about 698.2120021884. The cubic root of 487500 is about 78.7030458316.
It can be divided in two parts, 48 and 7500, that multiplied together give a square (360000 = 6002).
The spelling of 487500 in words is "four hundred eighty-seven thousand, five hundred".
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