20691329 is an odd 8-digits composite number following 20691328
and preceding 20691330 . In scientific notation, it is written as 2.0691329 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 18627136 positive integers (up to 20691329) that are relatively prime to 20691329.
20691329 has 4 divisors, whose sum is 20744640
The reverse of 20691329 is 92319602
Previous prime number is 391
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million six hundred ninety-one thousand three hundred twenty-nine
Scientific notation
2.0691329 × 10^7
Engineering notation
2.0691329 × 10^6
Prime Factorization
391 × 52919
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20691329
Product of the distinct prime numbers
The prime factorization of 20691329 is 391 × 52919.
Since it has a total of 2 prime factors.
3 , 9 , 63 , 75 , 497 , 65 , 3943 , 8101 , 95849 , 41575 , 816532 , 102107 , 3966049 , 9178014 , 65443814 , 15688280 , 591810907 , 737777583 , 8318854663 , 9353439913
n×2
41382658
n×3
62073987
n×4
82765316
n×5
103456645
n÷2
10345664.5
n÷3
6897109.6666667
n÷3
5172832.25
n÷5
4138265.8
n2
428131095786241
n3
8.8586013580436E+21
n4
1.8329623517913E+29
n5
3.7926427065527E+36
2 √n
4548.7722519379
3 √n
274.53399423942
4 √n
67.444586528037
5 √n
29.05077195648
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
-20691328
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 20691329 can be divided by 4 positive divisors.
The sum of these divisors (counting 20691329) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110111011100110000001
3
Ternary
1102221020011112
4
Quaternary
1032323212001
5
Quinary
20244110304
6
Senary
2015253105
8
Octal
116734601
10
Decimal
20691329
12
Duodecimal
6b1a195
16
Hexadecimal
13bb981
20
Vigesimal
696869
36
Base36
cbhj5
md5
5fa64862597f057d3d7bdfd1f0f326d4
sha1
6fe15bc968680a32996a583b9d63417240da1730
sha256
09d0f0e2f20a96e05cc6751f00099a0946fd1cb16adae4d04be725b40151692f
sha512
f7106492bbce84e9ab112ed083545e94f9aa90ed1053ec2ee41cc56c9f1a995621e6e5920a7b683adf415a62016cca4e45ede3b2bb2ee973039c03ee31344bc9
ripemd-160
fc1a53ef349bf9ac6be8a3132c18b1abad2be4fc
Diameter
41382658
Circumference
130007454.35882
Area
1.3450135052954E+15
Volume
3.7106822596681E+22
Surface area
5.3800540211816E+15
Circumference
130007454.35882
Perimeter
82765316
Area
428131095786241
Diagonal
29261958.095324
Surface area
2568786574717446
Volume
8.8586013580436E+21
Space diagonal
35838433.104123
Perimeter
62073987
Area
1.8538620255048E+14
Altitude
17919216.552062
Surface area
1.8538620255048E+14
Volume
1.0439961820168E+21
Height
9753986.0317746