20684911 is an odd 8-digits composite number following 20684910
and preceding 20684912 . In scientific notation, it is written as 2.0684911 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 19058592 positive integers (up to 20684911) that are relatively prime to 20684911.
20684911 has 8 divisors, whose sum is 22317120
The reverse of 20684911 is 11948602
Previous prime number is 719
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million six hundred eighty-four thousand nine hundred eleven
Scientific notation
2.0684911 × 10^7
Engineering notation
2.0684911 × 10^6
Prime Factorization
13 × 719 × 2213
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20684911
Product of the distinct prime numbers
The prime factorization of 20684911 is 13 × 719 × 2213.
Since it has a total of 3 prime factors.
6 , 7 , 68 , 19 , 727 , 57 , 711 , 1677 , 94306 , 57891 , 452610 , 588909 , 4233119 , 4672154 , 9684644 , 45341956 , 530627154 , 138746430 , 5316054810 , 9267219767
n×2
41369822
n×3
62054733
n×4
82739644
n×5
103424555
n÷2
10342455.5
n÷3
6894970.3333333
n÷3
5171227.75
n÷5
4136982.2
n2
427865543077921
n3
8.8503606785335E+21
n4
1.8306892295336E+29
n5
3.7867643781562E+36
2 √n
4548.0667321402
3 √n
274.50560648047
4 √n
67.439355958818
5 √n
29.048969549379
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
-20684910
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 20684911 can be divided by 8 positive divisors.
The sum of these divisors (counting 20684911) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111010000001101111
3
Ternary
1102220220100211
4
Quaternary
1032322001233
5
Quinary
20243404121
6
Senary
2015203251
8
Octal
116720157
10
Decimal
20684911
12
Duodecimal
6b16527
16
Hexadecimal
13ba06f
20
Vigesimal
695c5b
36
Base36
cbckv
md5
b3300441804520293f7144f5793e51cd
sha1
c42f88c1a08d03120d7741d5a7da7de54d8dfb58
sha256
490b9967142b49be20858296971c814434c3c4af77d149d2811076fac3bc5911
sha512
49a2e55ae777c6b2156a5bf69c621f0645d5341304f6bedc04282d2a7cfedc90df5f273a205efb6bc9030fe27c0c4854dff6b5374a2b61a0e5c7144cd9e459ef
ripemd-160
72d7ebaac9faf1ae211f3a930ad410ee5b26c680
Diameter
41369822
Circumference
129967128.87552
Area
1.3441792468578E+15
Volume
3.7072304119068E+22
Surface area
5.3767169874312E+15
Circumference
129967128.87552
Perimeter
82739644
Area
427865543077921
Diagonal
29252881.67268
Surface area
2567193258467526
Volume
8.8503606785335E+21
Space diagonal
35827316.80204
Perimeter
62054733
Area
1.8527121485475E+14
Altitude
17913658.40102
Surface area
1.8527121485475E+14
Volume
1.043025008623E+21
Height
9750960.5575601