Base | Representation |
---|---|
bin | 10011000100011010000000 |
3 | 100101222001011 |
4 | 103010122000 |
5 | 2234430114 |
6 | 255050304 |
7 | 60326500 |
oct | 23043200 |
9 | 10358034 |
10 | 4998784 |
11 | 290472a |
12 | 1810994 |
13 | 106037b |
14 | 941a00 |
15 | 68b1c4 |
hex | 4c4680 |
4998784 has 48 divisors (see below), whose sum is σ = 11598930. Its totient is φ = 2139648.
The previous prime is 4998769. The next prime is 4998787. The reversal of 4998784 is 4878994.
It can be written as a sum of positive squares in only one way, i.e., 4293184 + 705600 = 2072^2 + 840^2 .
It is a Harshad number since it is a multiple of its sum of digits (49).
It is not an unprimeable number, because it can be changed into a prime (4998787) 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 5 ways as a sum of consecutive naturals, for example, 5874 + ... + 6670.
Almost surely, 24998784 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 4998784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5799465).
4998784 is an abundant number, since it is smaller than the sum of its proper divisors (6600146).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4998784 is an equidigital number, since it uses as much as digits as its factorization.
4998784 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 825 (or 806 counting only the distinct ones).
The product of its digits is 580608, while the sum is 49.
The square root of 4998784 is about 2235.7960550998. The cubic root of 4998784 is about 170.9837313387.
The spelling of 4998784 in words is "four million, nine hundred ninety-eight thousand, seven hundred eighty-four".
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