28278506 is an even 8-digits composite number following 28278505
and preceding 28278507 . In scientific notation, it is written as 2.8278506 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 14139252 positive integers (up to 28278506) that are relatively prime to 28278506.
28278506 has 4 divisors, whose sum is 42417762
The reverse of 28278506 is 60587282
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-eight million two hundred seventy-eight thousand five hundred six
Scientific notation
2.8278506 × 10^7
Engineering notation
2.8278506 × 10^6
Prime Factorization
2 × 14139253
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28278506
Product of the distinct prime numbers
The prime factorization of 28278506 is 2 × 14139253.
Since it has a total of 2 prime factors.
5 , 9 , 42 , 66 , 965 , 815 , 8384 , 814 , 58465 , 38515 , 539366 , 669927 , 8524519 , 7371304 , 31888989 , 84029511 , 652460471 , 99972947 , 4777312904 , 690144083
n×2
56557012
n×3
84835518
n×4
113114024
n×5
141392530
n÷2
14139253
n÷3
9426168.6666667
n÷3
7069626.5
n÷5
5655701.2
n2
799673901592036
n3
2.2613583224214E+22
n4
6.3947834888743E+29
n5
1.8083492325883E+37
2 √n
5317.7538491359
3 √n
304.6623729671
4 √n
72.922930886902
5 √n
30.923688667714
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
-28278505
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 28278506 can be divided by 4 positive divisors.
The sum of these divisors (counting 28278506) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101011110111111011101010
3
Ternary
1222012200211002
4
Quaternary
1223313323222
5
Quinary
24214403011
6
Senary
2450035002
8
Octal
153677352
10
Decimal
28278506
12
Duodecimal
9578a62
16
Hexadecimal
1af7eea
20
Vigesimal
8geg56
36
Base36
gu3u2
md5
123da3da5c24d87d2f2f29f76fdb94ca
sha1
2562f103d8172666c70f7b7f9e02bd3079741d74
sha256
d6a1bfc8d214278df7c94467e419467dd34c9854df469f1d63a9df1d9d5d792b
sha512
348af8f93221d3867cf6f6000af209e8e06d13d2211202bf4264d6ef539a29c714de01bfa8462b2ed7818f00f2756f973fb0304e9b492a3a2aa0fe18c5332b3f
ripemd-160
68d692c43b80c2549f96ce28fa7bd19599ddf51d
Diameter
56557012
Circumference
177679093.40819
Area
2.512249654509E+15
Volume
9.4723555904709E+22
Surface area
1.0048998618036E+16
Circumference
177679093.40819
Perimeter
113114024
Area
799673901592036
Diagonal
39991846.708849
Surface area
4798043409552216
Volume
2.2613583224214E+22
Space diagonal
48979809.154141
Perimeter
84835518
Area
3.4626895676106E+14
Altitude
24489904.577071
Surface area
3.4626895676106E+14
Volume
2.6650363407947E+21
Height
13330615.569616