Base | Representation |
---|---|
bin | 1110111101100001000 |
3 | 220220111100 |
4 | 1313230020 |
5 | 111141443 |
6 | 14301400 |
7 | 4111203 |
oct | 1675410 |
9 | 826440 |
10 | 490248 |
11 | 305370 |
12 | 1b7860 |
13 | 1421b5 |
14 | ca93a |
15 | 9a3d3 |
hex | 77b08 |
490248 has 48 divisors (see below), whose sum is σ = 1450800. Its totient is φ = 148320.
The previous prime is 490247. The next prime is 490249. The reversal of 490248 is 842094.
490248 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (490247) and next prime (490249).
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 490248.
It is not an unprimeable number, because it can be changed into a prime (490241) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 483 + ... + 1101.
It is an arithmetic number, because the mean of its divisors is an integer number (30225).
2490248 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 490248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (725400).
490248 is an abundant number, since it is smaller than the sum of its proper divisors (960552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
490248 is a wasteful number, since it uses less digits than its factorization.
490248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 642 (or 635 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
The square root of 490248 is about 700.1771204488. The cubic root of 490248 is about 78.8506498390.
It can be divided in two parts, 4902 and 48, that added together give a triangular number (4950 = T99).
The spelling of 490248 in words is "four hundred ninety thousand, two hundred forty-eight".
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