28810 is an even 5-digits composite number following 28809
and preceding 28811 . In scientific notation, it is written as 2.8810 × 10^4.
The sum of its digits is 19. It has a total of 4 prime factors and 16 positive divisors.
There are 11088 positive integers (up to 28810) that are relatively prime to 28810.
28810 has 16 divisors, whose sum is 53856
The reverse of 28810 is 01882
Previous prime number is 43
Is Prime? no
Number parity even
Number length 5
Sum of Digits 19
Digital Root 1
Name
twenty-eight thousand eight hundred ten
Scientific notation
2.8810 × 10^4
Engineering notation
2.8810 × 10^3
Prime Factorization
2 × 5 × 43 × 67
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
28810
Product of the distinct prime numbers
The prime factorization of 28810 is 2 × 5 × 43 × 67.
Since it has a total of 4 prime factors.
4 , 4 , 80 , 67 , 32 , 62 , 6912 , 281 , 1356 , 54629 , 233332 , 410739 , 1709263 , 3682956 , 33807996 , 90354919 , 203750058 , 500141897 , 5180296585 , 901773305
n×2
57620
n×3
86430
n×4
115240
n×5
144050
n÷2
14405
n÷3
9603.3333333333
n÷3
7202.5
n÷5
5762
n2
830016100
n3
23912763841000
n4
688926726259210000
n5
1.9847978983528E+22
2 √n
169.73508771023
3 √n
30.655924614058
4 √n
13.028241927069
5 √n
7.7966610038541
1 , 2 , 5 , 10 , 43 , 67 , 86 , 134 , 215 , 335 , 430 , 670 , 2881 , 5762 , 14405 , 28810
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28809
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28810 can be divided by 16 positive divisors.
The sum of these divisors (counting 28810) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111000010001010
3
Ternary
1110112001
4
Quaternary
13002022
5
Quinary
1410220
6
Senary
341214
8
Octal
70212
10
Decimal
28810
12
Duodecimal
1480a
16
Hexadecimal
708a
20
Vigesimal
3c0a
36
Base36
m8a
md5
3623f5f708cd883f4f31d8af4125cebe
sha1
0fc670012f292cc1b78c00745a7c721d87a53a15
sha256
ff359b85848c3615c7a60190dc020a4776f517b224b2fad3e1c11c4875460553
sha512
5ffab273ea6cffab670cf5ae83d2b7bfc93effe3e34c4de42faef7211f03e47781442586fe6356fe9c421e9717b5b13cb9da7dcd3f9cff8389761f7e1e03656b
ripemd-160
079d93de3f56efa34983180ee35e018e71812cda
Diameter
57620
Circumference
181018.56869984
Area
2607572482.1213
Volume
1.0016555094655E+14
Surface area
10430289928.485
Circumference
181018.56869984
Perimeter
115240
Area
830016100
Diagonal
40743.492731969
Surface area
4980096600
Volume
23912763841000
Space diagonal
49900.383766059
Perimeter
86430
Area
359407514.07504
Altitude
24950.19188303
Surface area
359407514.07504
Volume
2818146244813.9
Height
13581.16424399