28198906 is an even 8-digits composite number following 28198905
and preceding 28198907 . In scientific notation, it is written as 2.8198906 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 14051040 positive integers (up to 28198906) that are relatively prime to 28198906.
28198906 has 8 divisors, whose sum is 42443604
The reverse of 28198906 is 60989182
Previous prime number is 293
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty-eight million one hundred ninety-eight thousand nine hundred six
Scientific notation
2.8198906 × 10^7
Engineering notation
2.8198906 × 10^6
Prime Factorization
2 × 293 × 48121
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28198906
Product of the distinct prime numbers
The prime factorization of 28198906 is 2 × 293 × 48121.
Since it has a total of 3 prime factors.
9 , 2 , 96 , 10 , 335 , 906 , 7236 , 147 , 70604 , 86350 , 63299 , 919546 , 2387922 , 5398206 , 73896235 , 60539296 , 261046356 , 166714329 , 4985817487 , 4232130376
n×2
56397812
n×3
84596718
n×4
112795624
n×5
140994530
n÷2
14099453
n÷3
9399635.3333333
n÷3
7049726.5
n÷5
5639781.2
n2
795178299596836
n3
2.2423158123571E+22
n4
6.3230852814972E+29
n5
1.7830408748292E+37
2 √n
5310.2642118825
3 √n
304.37624381262
4 √n
72.871559691573
5 √n
30.906259869694
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
-28198905
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 28198906 can be divided by 8 positive divisors.
The sum of these divisors (counting 28198906) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101011100100011111111010
3
Ternary
1222001122121221
4
Quaternary
1223210133322
5
Quinary
24204331111
6
Senary
2444222254
8
Octal
153443772
10
Decimal
28198906
12
Duodecimal
953a98a
16
Hexadecimal
1ae47fa
20
Vigesimal
8g4h56
36
Base36
gseey
md5
7333e044d2031f82e1f6c15e71facd21
sha1
af260c393df3705434327bdc6d509ea60b6219f2
sha256
bf0e6560a4a13fbba969683485c2a4eb5de03179250f2bd4e6b588350dd005de
sha512
482868b911077527366ba4763b1c97fd42989bec069345bb4f62ad39cd49f34d258a52613c8669dcbed6951e4ec9338edef44a4f485a063bc0622f608f7f1598
ripemd-160
bfe77183c1cda4ea122ec1908fb346e487c3ae58
Diameter
56397812
Circumference
177178951.85774
Area
2.4981263043074E+15
Volume
9.3925905108391E+22
Surface area
9.9925052172298E+15
Circumference
177178951.85774
Perimeter
112795624
Area
795178299596836
Diagonal
39879275.309284
Surface area
4771069797581016
Volume
2.2423158123571E+22
Space diagonal
48841937.909859
Perimeter
84596718
Area
3.4432230399449E+14
Altitude
24420968.954929
Surface area
3.4432230399449E+14
Volume
2.6425945274659E+21
Height
13293091.769761