Base | Representation |
---|---|
bin | 1111111000001101100 |
3 | 222102201101 |
4 | 1333001230 |
5 | 113122200 |
6 | 15052444 |
7 | 4264624 |
oct | 1770154 |
9 | 872641 |
10 | 520300 |
11 | 325a00 |
12 | 211124 |
13 | 152a91 |
14 | d7884 |
15 | a426a |
hex | 7f06c |
520300 has 54 divisors (see below), whose sum is σ = 1269884. Its totient is φ = 184800.
The previous prime is 520297. The next prime is 520307. The reversal of 520300 is 3025.
520300 is nontrivially palindromic in base 7.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is not an unprimeable number, because it can be changed into a prime (520307) 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 17 ways as a sum of consecutive naturals, for example, 12079 + ... + 12121.
2520300 is an apocalyptic number.
520300 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 520300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (634942).
520300 is an abundant number, since it is smaller than the sum of its proper divisors (749584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
520300 is a wasteful number, since it uses less digits than its factorization.
520300 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 79 (or 61 counting only the distinct ones).
The product of its (nonzero) digits is 30, while the sum is 10.
The square root of 520300 is about 721.3182376732. The cubic root of 520300 is about 80.4299765287.
Adding to 520300 its reverse (3025), we get a palindrome (523325).
It can be divided in two parts, 520 and 300, that added together give a triangular number (820 = T40).
The spelling of 520300 in words is "five hundred twenty thousand, three hundred".
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