20123191 is an odd 8-digits composite number following 20123190
and preceding 20123192 . In scientific notation, it is written as 2.0123191 × 10^7.
The sum of its digits is 19. It has a total of 3 prime factors and 8 positive divisors.
There are 17904120 positive integers (up to 20123191) that are relatively prime to 20123191.
20123191 has 8 divisors, whose sum is 22420224
The reverse of 20123191 is 19132102
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million one hundred twenty-three thousand one hundred ninety-one
Scientific notation
2.0123191 × 10^7
Engineering notation
2.0123191 × 10^6
Prime Factorization
11 × 47 × 38923
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20123191
Product of the distinct prime numbers
The prime factorization of 20123191 is 11 × 47 × 38923.
Since it has a total of 3 prime factors.
5 , 10 , 60 , 77 , 842 , 150 , 4212 , 7300 , 20593 , 25655 , 666563 , 8615 , 2231028 , 5498108 , 56587988 , 19200714 , 876684647 , 558949637 , 6736660278 , 9879749618
n×2
40246382
n×3
60369573
n×4
80492764
n×5
100615955
n÷2
10061595.5
n÷3
6707730.3333333
n÷3
5030797.75
n÷5
4024638.2
n2
404942816022481
n3
8.1487416308982E+21
n4
1.6397868424822E+29
n5
3.2997743830556E+36
2 √n
4485.8879834432
3 √n
271.99794098066
4 √n
66.976771969416
5 √n
28.889456391456
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
-20123190
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 20123191 can be divided by 8 positive divisors.
The sum of these divisors (counting 20123191) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110000111000110111
3
Ternary
1101212100211101
4
Quaternary
1030300320313
5
Quinary
20122420231
6
Senary
1555150531
8
Octal
114607067
10
Decimal
20123191
12
Duodecimal
68a5447
16
Hexadecimal
1330e37
20
Vigesimal
65f7jb
36
Base36
bzb5j
md5
a2bf2777bba570f982013aec74361b95
sha1
076a82624ff16a8a3d559380ceaeb3fd791f99e7
sha256
d6073b16e5e86a60e8801f2ad764c3b08afbeb95182ee810401fc85ab0f1c322
sha512
621b6a57ef545374f1dbe540543c827abb3d9f6ead18a0ea6181d42d791e5400905a1adf2872ea3ea309f7bee712d294f54f2bdc96537dadf1d9183de42676b7
ripemd-160
9d00da42e3c6b4f3f03046fcaa55259483b4876b
Diameter
40246382
Circumference
126437738.02477
Area
1.2721653759402E+15
Volume
3.4133369124842E+22
Surface area
5.0886615037608E+15
Circumference
126437738.02477
Perimeter
80492764
Area
404942816022481
Diagonal
28458489.630424
Surface area
2429656896134886
Volume
8.1487416308982E+21
Space diagonal
34854389.222413
Perimeter
60369573
Area
1.7534538287774E+14
Altitude
17427194.611206
Surface area
1.7534538287774E+14
Volume
9.6033841089088E+20
Height
9486163.2101414