20684758 is an even 8-digits composite number following 20684757
and preceding 20684759 . In scientific notation, it is written as 2.0684758 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 10342378 positive integers (up to 20684758) that are relatively prime to 20684758.
20684758 has 4 divisors, whose sum is 31027140
The reverse of 20684758 is 85748602
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty million six hundred eighty-four thousand seven hundred fifty-eight
Scientific notation
2.0684758 × 10^7
Engineering notation
2.0684758 × 10^6
Prime Factorization
2 × 10342379
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20684758
Product of the distinct prime numbers
The prime factorization of 20684758 is 2 × 10342379.
Since it has a total of 2 prime factors.
8 , 8 , 14 , 49 , 253 , 689 , 5861 , 3922 , 66017 , 26242 , 563014 , 46138 , 4627917 , 7139495 , 45166107 , 47671069 , 752561280 , 545959028 , 2196429546 , 9756771779
n×2
41369516
n×3
62054274
n×4
82739032
n×5
103423790
n÷2
10342379
n÷3
6894919.3333333
n÷3
5171189.5
n÷5
4136951.6
n2
427859213518564
n3
8.8501642897018E+21
n4
1.8306350659272E+29
n5
3.7866243325019E+36
2 √n
4548.0499117754
3 √n
274.50492966729
4 √n
67.439231251367
5 √n
29.048926575972
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
-20684757
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 20684758 can be divided by 4 positive divisors.
The sum of these divisors (counting 20684758) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110111001111111010110
3
Ternary
1102220220011011
4
Quaternary
1032321333112
5
Quinary
20243403013
6
Senary
2015202434
8
Octal
116717726
10
Decimal
20684758
12
Duodecimal
6b1641a
16
Hexadecimal
13b9fd6
20
Vigesimal
695bhi
36
Base36
cbcgm
md5
7d3c6d72853a1686b4955636b59a513f
sha1
41857ec2333e6d7eac473edc87c67874a22bb550
sha256
67b50f045da15f1537b43c16921ce34f2564598eda8a71be9e889eb773e69545
sha512
1ce0b862bc75e3ce1656bc576a1f0de649793a3993edbf23af6204ecb0f9869a4a0871e3816606c9496336d89380311bc319c565323009929eb8e9327cc9f689
ripemd-160
283b5d339dcb35ad9ad868ff7e0ffc7683f147f6
Diameter
41369516
Circumference
129966167.54817
Area
1.3441593619606E+15
Volume
3.7071481487453E+22
Surface area
5.3766374478425E+15
Circumference
129966167.54817
Perimeter
82739032
Area
427859213518564
Diagonal
29252665.298005
Surface area
2567155281111384
Volume
8.8501642897018E+21
Space diagonal
35827051.798267
Perimeter
62054274
Area
1.8526847407515E+14
Altitude
17913525.899133
Surface area
1.8526847407515E+14
Volume
1.0430018639772E+21
Height
9750888.4326685