20691331 is an odd 8-digits prime number following 20691330
and preceding 20691332 . In scientific notation, it is written as 2.0691331 × 10^7.
The sum of its digits is 25. It has a total of 1 prime factors and 2 positive divisors.
There are 20691330 positive integers (up to 20691331) that are relatively prime to 20691331.
20691331 has 2 divisors, whose sum is 20691332
The reverse of 20691331 is 13319602
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million six hundred ninety-one thousand three hundred thirty-one
Scientific notation
2.0691331 × 10^7
Engineering notation
2.0691331 × 10^6
Prime Factorization
20691331
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20691331
Product of the distinct prime numbers
The prime factorization of 20691331 is 20691331.
Since it has a total of 1 prime factors.
5 , 8 , 54 , 40 , 164 , 435 , 6452 , 8884 , 50848 , 28372 , 446055 , 313418 , 2531359 , 2739237 , 49277492 , 64738080 , 677403 , 588191991 , 2259804810 , 2719912038
n×2
41382662
n×3
62073993
n×4
82765324
n×5
103456655
n÷2
10345665.5
n÷3
6897110.3333333
n÷3
5172832.75
n÷5
4138266.2
n2
428131178551561
n3
8.8586039268304E+21
n4
1.8329630604795E+29
n5
3.7926445395154E+36
2 √n
4548.7724717774
3 √n
274.5340030848
4 √n
67.444588157816
5 √n
29.050772518083
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20691332
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10345666
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4548.7725816972
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999033412
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20691331 can be divided by 2 positive divisors.
The sum of these divisors (counting 20691331) is 20691332, the average is 10345666.
Base
System
Value
2
Binary
1001110111011100110000011
3
Ternary
1102221020011121
4
Quaternary
1032323212003
5
Quinary
20244110311
6
Senary
2015253111
8
Octal
116734603
10
Decimal
20691331
12
Duodecimal
6b1a197
16
Hexadecimal
13bb983
20
Vigesimal
69686b
36
Base36
cbhj7
md5
3060e284b5f0aff6dae34cb85c6f33e4
sha1
ea8bf717f2af0985136735b93b7253a285d42473
sha256
9f5f70fce46136bde1351bd2d864b657b3787bc60e0672af61bc13bc92916ff3
sha512
a1118adbcb8cd1ac6059c3dd9ff19fd3becd14e09e8e5b211febc0103e5a549e15e1ba3e21ecd87ba0c6a3dc42125a0de0cb53af8fa7bcb502a869fbea54a309
ripemd-160
75bd7e773101eda5d1eecf144e6e27712a8f4309
Diameter
41382662
Circumference
130007466.92519
Area
1.3450137653103E+15
Volume
3.710683335679E+22
Surface area
5.3800550612413E+15
Circumference
130007466.92519
Perimeter
82765324
Area
428131178551561
Diagonal
29261960.923751
Surface area
2568787071309366
Volume
8.8586039268304E+21
Space diagonal
35838436.568225
Perimeter
62073993
Area
1.8538623838891E+14
Altitude
17919218.284112
Surface area
1.8538623838891E+14
Volume
1.0439964847513E+21
Height
9753986.9745836