20197928 is an even 8-digits composite number following 20197927
and preceding 20197929 . In scientific notation, it is written as 2.0197928 × 10^7.
The sum of its digits is 38. It has a total of 4 prime factors and 8 positive divisors.
There are 10098960 positive integers (up to 20197928) that are relatively prime to 20197928.
20197928 has 8 divisors, whose sum is 37871130
The reverse of 20197928 is 82979102
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million one hundred ninety-seven thousand nine hundred twenty-eight
Scientific notation
2.0197928 × 10^7
Engineering notation
2.0197928 × 10^6
Prime Factorization
2 × 2 × 2 × 2524741
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5049482
Product of the distinct prime numbers
The prime factorization of 20197928 is 2 × 2 × 2 × 2524741.
Since it has a total of 4 prime factors.
8 , 5 , 43 , 22 , 879 , 713 , 519 , 7843 , 31112 , 8220 , 791658 , 821677 , 9297694 , 5349747 , 68318504 , 86291650 , 113288795 , 117671196 , 4912307131 , 8275403021
n×2
40395856
n×3
60593784
n×4
80791712
n×5
100989640
n÷2
10098964
n÷3
6732642.6666667
n÷3
5049482
n÷5
4039585.6
n2
407956295493184
n3
8.2398718835181E+21
n4
1.6642833903252E+29
n5
3.3615076089385E+36
2 √n
4494.2104979629
3 √n
272.3342560254
4 √n
67.038873036194
5 √n
28.910883518779
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
-20197927
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 20197928 can be divided by 8 positive divisors.
The sum of these divisors (counting 20197928) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000011001000101000
3
Ternary
1102000011100102
4
Quaternary
1031003020220
5
Quinary
20132313203
6
Senary
2000524532
8
Octal
115031050
10
Decimal
20197928
12
Duodecimal
6920748
16
Hexadecimal
1343228
20
Vigesimal
664eg8
36
Base36
c0wtk
md5
7c7285ac2e3dbc9a3d11895e6dcd738c
sha1
f77e2729b3b05351251c6595e8a5b0e8855198b4
sha256
25fd645ae888a759a206a01b3b6a6cfb3f25576226ae72a7ef8527d0946a4ef0
sha512
85d2f5cf2fcc0f18e65bbf9ba6597f673f658dd6b47ee0112deda87b81c081fc8552c44a50e308c9dbc92c7b0cc7403511be1d709139dc1c9e5cc2637d0078a6
ripemd-160
03255e70df108ad692d94830e9f9329cca1a4893
Diameter
40395856
Circumference
126907324.44507
Area
1.2816325009071E+15
Volume
3.4515094634375E+22
Surface area
5.1265300036284E+15
Circumference
126907324.44507
Perimeter
80791712
Area
407956295493184
Diagonal
28564183.709435
Surface area
2447737772959104
Volume
8.2398718835181E+21
Space diagonal
34983837.503618
Perimeter
60593784
Area
1.7665025776544E+14
Altitude
17491918.751809
Surface area
1.7665025776544E+14
Volume
9.7107821415733E+20
Height
9521394.5698118