20109729 is an odd 8-digits composite number following 20109728
and preceding 20109730 . In scientific notation, it is written as 2.0109729 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 13367376 positive integers (up to 20109729) that are relatively prime to 20109729.
20109729 has 8 divisors, whose sum is 26891200
The reverse of 20109729 is 92790102
Previous prime number is 349
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million one hundred nine thousand seven hundred twenty-nine
Scientific notation
2.0109729 × 10^7
Engineering notation
2.0109729 × 10^6
Prime Factorization
3 × 349 × 19207
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20109729
Product of the distinct prime numbers
The prime factorization of 20109729 is 3 × 349 × 19207.
Since it has a total of 3 prime factors.
9 , 4 , 35 , 97 , 286 , 341 , 3257 , 5116 , 80770 , 93053 , 285019 , 355524 , 3784367 , 6687195 , 54717253 , 15030634 , 8813713 , 901576180 , 9546169017 , 5153865089
n×2
40219458
n×3
60329187
n×4
80438916
n×5
100548645
n÷2
10054864.5
n÷3
6703243
n÷3
5027432.25
n÷5
4021945.8
n2
404401200453441
n3
8.1323985483934E+21
n4
1.6354033092818E+29
n5
3.2887517355361E+36
2 √n
4484.3872491122
3 √n
271.93727377825
4 √n
66.965567638244
5 √n
28.88559006655
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
-20109728
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 20109729 can be divided by 8 positive divisors.
The sum of these divisors (counting 20109729) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101101100110100001
3
Ternary
1101211200100210
4
Quaternary
1030231212201
5
Quinary
20122002404
6
Senary
1555004333
8
Octal
114554641
10
Decimal
20109729
12
Duodecimal
68996a9
16
Hexadecimal
132d9a1
20
Vigesimal
65de69
36
Base36
bz0rl
md5
d4bbb982faa0759292a0ee7b57b3967b
sha1
4b408970789bae6178baf0566715b1d10a9ded9a
sha256
f927d080d31ecf4e16f32705c522bc9d1336f91c3f35c0325916665bcf7aaa9b
sha512
b54488942a06f5f0e9817a9aef033697845f9ebe43d631c18ebf597fc7e4eb1796d48278a91ac07a50944d1019dcfb82f0e9c86864ff006cc95e633e61017cd5
ripemd-160
a551accccf273f7c83c4a878f6dbdb438f7ff785
Diameter
40219458
Circumference
126353153.78416
Area
1.2704638404474E+15
Volume
3.4064911380929E+22
Surface area
5.0818553617897E+15
Circumference
126353153.78416
Perimeter
80438916
Area
404401200453441
Diagonal
28439451.487448
Surface area
2426407202720646
Volume
8.1323985483934E+21
Space diagonal
34831072.354441
Perimeter
60329187
Area
1.751108564568E+14
Altitude
17415536.177221
Surface area
1.751108564568E+14
Volume
9.5841236014677E+20
Height
9479817.1624825