28108511 is an odd 8-digits composite number following 28108510
and preceding 28108512 . In scientific notation, it is written as 2.8108511 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 27139224 positive integers (up to 28108511) that are relatively prime to 28108511.
28108511 has 4 divisors, whose sum is 29077800
The reverse of 28108511 is 11580182
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-eight million one hundred eight thousand five hundred eleven
Scientific notation
2.8108511 × 10^7
Engineering notation
2.8108511 × 10^6
Prime Factorization
29 × 969259
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28108511
Product of the distinct prime numbers
The prime factorization of 28108511 is 29 × 969259.
Since it has a total of 2 prime factors.
4 , 9 , 57 , 15 , 253 , 105 , 2813 , 8192 , 52436 , 17022 , 218401 , 687185 , 5058338 , 3074879 , 49625242 , 54510055 , 803829187 , 48466567 , 2527153903 , 3040907135
n×2
56217022
n×3
84325533
n×4
112434044
n×5
140542555
n÷2
14054255.5
n÷3
9369503.6666667
n÷3
7027127.75
n÷5
5621702.2
n2
790088390637121
n3
2.2208208219196E+22
n4
6.2423966501956E+29
n5
1.7546447490839E+37
2 √n
5301.7460331479
3 √n
304.05065738805
4 √n
72.813089710216
5 √n
30.886419663303
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
-28108510
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 28108511 can be divided by 4 positive divisors.
The sum of these divisors (counting 28108511) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101011001110011011011111
3
Ternary
1221220001121222
4
Quaternary
1223032123133
5
Quinary
24143433021
6
Senary
2442243555
8
Octal
153163337
10
Decimal
28108511
12
Duodecimal
94b65bb
16
Hexadecimal
1ace6df
20
Vigesimal
8fdb5b
36
Base36
gqgnz
md5
710466a201ebb51bab91a8a8926123f7
sha1
029242d83ceef491b80d19615bf71d4bce8d116f
sha256
339e71334302974f8b099201b5fc7887793c49163694f9ac5b87a0c5f6e55098
sha512
6a512a3934fb11b172e07cea42a84f00b1164ca8ea158655333715d967dd7c42539ab3531cbabc824aff4e5b119c3b2ec2b1bc60e7de3d5d9eb1c2440fb67d08
ripemd-160
8639876eaf5e4e531f3e124ccef0d3820216e411
Diameter
56217022
Circumference
176610983.3219
Area
2.4821358837122E+15
Volume
9.3025525054424E+22
Surface area
9.9285435348486E+15
Circumference
176610983.3219
Perimeter
112434044
Area
790088390637121
Diagonal
39751437.474313
Surface area
4740530343822726
Volume
2.2208208219196E+22
Space diagonal
48685369.177109
Perimeter
84325533
Area
3.4211830876346E+14
Altitude
24342684.588554
Surface area
3.4211830876346E+14
Volume
2.6172624382994E+21
Height
13250479.158104