28109810 is an even 8-digits composite number following 28109809
and preceding 28109811 . In scientific notation, it is written as 2.8109810 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 11243920 positive integers (up to 28109810) that are relatively prime to 28109810.
28109810 has 8 divisors, whose sum is 50597676
The reverse of 28109810 is 01890182
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-eight million one hundred nine thousand eight hundred ten
Scientific notation
2.8109810 × 10^7
Engineering notation
2.8109810 × 10^6
Prime Factorization
2 × 5 × 2810981
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28109810
Product of the distinct prime numbers
The prime factorization of 28109810 is 2 × 5 × 2810981.
Since it has a total of 3 prime factors.
9 , 4 , 54 , 10 , 644 , 65 , 7201 , 3334 , 29811 , 63776 , 467083 , 804921 , 4026750 , 1021252 , 50677077 , 64266000 , 66548524 , 93291340 , 2003389332 , 9843995248
n×2
56219620
n×3
84329430
n×4
112439240
n×5
140549050
n÷2
14054905
n÷3
9369936.6666667
n÷3
7027452.5
n÷5
5621962
n2
790161418236100
n3
2.2211287335947E+22
n4
6.2435506686888E+29
n5
1.7550502302222E+37
2 √n
5301.8685385437
3 √n
304.05534109067
4 √n
72.813930937313
5 √n
30.886705133547
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28109809
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28109810 can be divided by 8 positive divisors.
The sum of these divisors (counting 28109810) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101011001110101111110010
3
Ternary
1221220010102002
4
Quaternary
1223032233302
5
Quinary
24144003220
6
Senary
2442254002
8
Octal
153165762
10
Decimal
28109810
12
Duodecimal
94b7302
16
Hexadecimal
1acebf2
20
Vigesimal
8fdeaa
36
Base36
gqho2
md5
2810545c1a00407dc294c6505d19cf1a
sha1
48654598e5213b15ca8eba35a4bfc91e9ce63777
sha256
1c5c1e8e16c1a6caca9b5a1a33592d315b5c83c8ceeb6737a0d9b937148fc221
sha512
3ea374b7d6767ab32d9f1c412e748f790c81afefa37026ecbf67fb9a6b4c107803a1bce65e4594a4af3192a32d4334d9efe2166b0725a722f4f1844ed9a20fb5
ripemd-160
0a4354c87600a5394920be1885c131b10f94f9db
Diameter
56219620
Circumference
176619145.17961
Area
2.4823653066806E+15
Volume
9.3038422828512E+22
Surface area
9.9294612267225E+15
Circumference
176619145.17961
Perimeter
112439240
Area
790161418236100
Diagonal
39753274.537731
Surface area
4740968509416600
Volume
2.2211287335947E+22
Space diagonal
48687619.111108
Perimeter
84329430
Area
3.421499306414E+14
Altitude
24343809.555554
Surface area
3.421499306414E+14
Volume
2.6176253156885E+21
Height
13251091.512577