Base | Representation |
---|---|
bin | 1001011101011110000000 |
3 | 11122222220212 |
4 | 21131132000 |
5 | 1113330000 |
6 | 125053252 |
7 | 30036215 |
oct | 11353600 |
9 | 4588825 |
10 | 2480000 |
11 | 1444296 |
12 | 9b7228 |
13 | 68aa73 |
14 | 487b0c |
15 | 33ec35 |
hex | 25d780 |
2480000 has 80 divisors (see below), whose sum is σ = 6372960. Its totient is φ = 960000.
The previous prime is 2479991. The next prime is 2480003. The reversal of 2480000 is 842.
It is a tau number, because it is divible by the number of its divisors (80).
It is a zygodrome in base 5.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2480003) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 79985 + ... + 80015.
It is an arithmetic number, because the mean of its divisors is an integer number (79662).
22480000 is an apocalyptic number.
2480000 is a gapful number since it is divisible by the number (20) 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 2480000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3186480).
2480000 is an abundant number, since it is smaller than the sum of its proper divisors (3892960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2480000 is an frugal number, since it uses more digits than its factorization.
2480000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65 (or 38 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 14.
The square root of 2480000 is about 1574.8015748024. The cubic root of 2480000 is about 135.3579890421.
Adding to 2480000 its reverse (842), we get a palindrome (2480842).
The spelling of 2480000 in words is "two million, four hundred eighty thousand".
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