20709191 is an odd 8-digits composite number following 20709190
and preceding 20709192 . In scientific notation, it is written as 2.0709191 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 20699952 positive integers (up to 20709191) that are relatively prime to 20709191.
20709191 has 4 divisors, whose sum is 20718432
The reverse of 20709191 is 19190702
Previous prime number is 3823
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million seven hundred nine thousand one hundred ninety-one
Scientific notation
2.0709191 × 10^7
Engineering notation
2.0709191 × 10^6
Prime Factorization
3823 × 5417
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20709191
Product of the distinct prime numbers
The prime factorization of 20709191 is 3823 × 5417.
Since it has a total of 2 prime factors.
6 , 1 , 61 , 34 , 819 , 751 , 7198 , 6090 , 83192 , 85321 , 451899 , 911175 , 1332816 , 3821323 , 59178220 , 1180998 , 416952397 , 991355311 , 7392389948 , 8862115724
n×2
41418382
n×3
62127573
n×4
82836764
n×5
103545955
n÷2
10354595.5
n÷3
6903063.6666667
n÷3
5177297.75
n÷5
4141838.2
n2
428870591874481
n3
8.8815630014117E+21
n4
1.8392998457477E+29
n5
3.8090411811859E+36
2 √n
4550.7352153251
3 √n
274.61296960502
4 √n
67.4591373746
5 √n
29.055785900258
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
-20709190
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 20709191 can be divided by 4 positive divisors.
The sum of these divisors (counting 20709191) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110111111111101000111
3
Ternary
1102222010200002
4
Quaternary
1032333331013
5
Quinary
20300143231
6
Senary
2015511515
8
Octal
116777507
10
Decimal
20709191
12
Duodecimal
6b2859b
16
Hexadecimal
13bff47
20
Vigesimal
698cjb
36
Base36
cbvbb
md5
c2f10e53627f51d50cf2b645f5654a8d
sha1
dcca1685d8692767828d52ddf670f468d9f3fd10
sha256
662c763bf3a001af08f42c521f0f252243e45b0301d3aa18564d77d8a503a8b0
sha512
fa6e17426f85870d8f475dac5f585cebff68f4fe53eb5ce0aef5ff0c98094a5a60ef3ce379a896eb1e15958066d2c4b29c3c6c4f2b2fc69ad13fb2abeb0fac9f
ripemd-160
30b0c222b7495c9690ae9ffee89f7219a8add8c6
Diameter
41418382
Circumference
130119684.61478
Area
1.3473367007736E+15
Volume
3.7203004103506E+22
Surface area
5.3893468030943E+15
Circumference
130119684.61478
Perimeter
82836764
Area
428870591874481
Diagonal
29287218.777975
Surface area
2573223551246886
Volume
8.8815630014117E+21
Space diagonal
35869370.995648
Perimeter
62127573
Area
1.8570641374968E+14
Altitude
17934685.497824
Surface area
1.8570641374968E+14
Volume
1.046702237639E+21
Height
9762406.2593249