20684756 is an even 8-digits composite number following 20684755
and preceding 20684757 . In scientific notation, it is written as 2.0684756 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 6 positive divisors.
There are 10342376 positive integers (up to 20684756) that are relatively prime to 20684756.
20684756 has 6 divisors, whose sum is 36198330
The reverse of 20684756 is 65748602
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million six hundred eighty-four thousand seven hundred fifty-six
Scientific notation
2.0684756 × 10^7
Engineering notation
2.0684756 × 10^6
Prime Factorization
2 × 2 × 5171189
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10342378
Product of the distinct prime numbers
The prime factorization of 20684756 is 2 × 2 × 5171189.
Since it has a total of 3 prime factors.
10 , 3 , 11 , 64 , 958 , 297 , 1882 , 2556 , 77931 , 45325 , 450391 , 847518 , 9774668 , 3766122 , 58880509 , 58535296 , 1087863 , 12411341 , 5087064262 , 6324728096
n×2
41369512
n×3
62054268
n×4
82739024
n×5
103423780
n÷2
10342378
n÷3
6894918.6666667
n÷3
5171189
n÷5
4136951.2
n2
427859130779536
n3
8.8501617225468E+21
n4
1.8306343579142E+29
n5
3.7866225018672E+36
2 √n
4548.0496919009
3 √n
274.50492082003
4 √n
67.4392296212
5 √n
29.048926014227
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20684755
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20684756 can be divided by 6 positive divisors.
The sum of these divisors (counting 20684756) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001110111001111111010100
3
Ternary
1102220220011002
4
Quaternary
1032321333110
5
Quinary
20243403011
6
Senary
2015202432
8
Octal
116717724
10
Decimal
20684756
12
Duodecimal
6b16418
16
Hexadecimal
13b9fd4
20
Vigesimal
695bhg
36
Base36
cbcgk
md5
c188f4c422171aaede7ae35f8a4ec008
sha1
8e0b18c512384a5f03c8753486497412ca07c385
sha256
991953261dd8de12b046696af13633fa9ebf8e03a9feb17f69fe6202b32d5e24
sha512
24c79fa47b637abc1254c7d25e5d395e69221321a1a945de251e9d0424eb7ec9a9b654f948563318d57af1520eb33bc18cb58894f32ae9df5b8c9384b1d26e3a
ripemd-160
9de2df4cefcc7416615c64ef3e48cf95520f3c8f
Diameter
41369512
Circumference
129966154.98179
Area
1.3441591020283E+15
Volume
3.7071470734179E+22
Surface area
5.3766364081132E+15
Circumference
129966154.98179
Perimeter
82739024
Area
427859130779536
Diagonal
29252662.469578
Surface area
2567154784677216
Volume
8.8501617225468E+21
Space diagonal
35827048.334165
Perimeter
62054268
Area
1.852684382481E+14
Altitude
17913524.167083
Surface area
1.852684382481E+14
Volume
1.0430015614351E+21
Height
9750887.4898594