28306 is an even 5-digits composite number following 28305
and preceding 28307 . In scientific notation, it is written as 2.8306 × 10^4.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 14152 positive integers (up to 28306) that are relatively prime to 28306.
28306 has 4 divisors, whose sum is 42462
The reverse of 28306 is 60382
Previous prime number is 2
Is Prime? no
Number parity even
Number length 5
Sum of Digits 19
Digital Root 1
Name
twenty-eight thousand three hundred six
Scientific notation
2.8306 × 10^4
Engineering notation
2.8306 × 10^3
Prime Factorization
2 × 14153
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28306
Product of the distinct prime numbers
The prime factorization of 28306 is 2 × 14153.
Since it has a total of 2 prime factors.
10 , 7 , 28 , 90 , 323 , 97 , 9442 , 6569 , 50461 , 66876 , 78674 , 64654 , 599841 , 5970521 , 8622861 , 82226356 , 739705797 , 218381470 , 5097632810 , 3692028978
n×2
56612
n×3
84918
n×4
113224
n×5
141530
n÷2
14153
n÷3
9435.3333333333
n÷3
7076.5
n÷5
5661.2
n2
801229636
n3
22679606076616
n4
641968929604692496
n5
1.817157252139E+22
2 √n
168.24387061644
3 √n
30.476107778173
4 √n
12.970885498548
5 √n
7.7691892480788
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28305
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28306 can be divided by 4 positive divisors.
The sum of these divisors (counting 28306) is 1, the average is 0.25.
Base
System
Value
2
Binary
110111010010010
3
Ternary
1102211101
4
Quaternary
12322102
5
Quinary
1401211
6
Senary
335014
8
Octal
67222
10
Decimal
28306
12
Duodecimal
1446a
16
Hexadecimal
6e92
20
Vigesimal
3af6
36
Base36
lua
md5
0f7dfe5e8787efa0406adbb556d76c4a
sha1
382d9dc99ea7f5add6fa677ec0965d090f8b54ec
sha256
64894b8bd8eacdfdbd2142a688e006f4dd1c767562d99c284e7801a0c8a63cfc
sha512
fd4fc6eed1dbe8624f3dfdcf2c34068f5c848404323c71c179f93b044fd9884d8c2a055f850ec1e3ed5ff1aad2d2a0e51bd6a898b76c5f05d52e2addb06ab5e2
ripemd-160
e3250c1ed0f966a042e9be1afb8c37572b29f7b0
Diameter
56612
Circumference
177851.84330503
Area
2517137138.296
Volume
95000111782143
Surface area
10068548553.184
Circumference
177851.84330503
Perimeter
113224
Area
801229636
Diagonal
40030.729096533
Surface area
4807377816
Volume
22679606076616
Space diagonal
49027.430159045
Perimeter
84918
Area
346942609.52048
Altitude
24513.715079522
Surface area
346942609.52048
Volume
2672817208569.1
Height
13343.576365511