Base | Representation |
---|---|
bin | 1001001010011010000 |
3 | 120020212000 |
4 | 1021103100 |
5 | 34101430 |
6 | 10234000 |
7 | 2360223 |
oct | 1112320 |
9 | 506760 |
10 | 300240 |
11 | 195636 |
12 | 125900 |
13 | a6875 |
14 | 7b5ba |
15 | 5de60 |
hex | 494d0 |
300240 has 80 divisors (see below), whose sum is σ = 1041600. Its totient is φ = 79488.
The previous prime is 300239. The next prime is 300247. The reversal of 300240 is 42003.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (300247) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2091 + ... + 2229.
It is an arithmetic number, because the mean of its divisors is an integer number (13020).
2300240 is an apocalyptic number.
300240 is a gapful number since it is divisible by the number (30) 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 300240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (520800).
300240 is an abundant number, since it is smaller than the sum of its proper divisors (741360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
300240 is a wasteful number, since it uses less digits than its factorization.
300240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 161 (or 149 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 9.
The square root of 300240 is about 547.9416027279. The cubic root of 300240 is about 66.9611417953.
Adding to 300240 its reverse (42003), we get a palindrome (342243).
The spelling of 300240 in words is "three hundred thousand, two hundred forty", and thus it is an iban number.
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