20723986 is an even 8-digits composite number following 20723985
and preceding 20723987 . In scientific notation, it is written as 2.0723986 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 9586240 positive integers (up to 20723986) that are relatively prime to 20723986.
20723986 has 16 divisors, whose sum is 33475680
The reverse of 20723986 is 68932702
Previous prime number is 59
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million seven hundred twenty-three thousand nine hundred eighty-six
Scientific notation
2.0723986 × 10^7
Engineering notation
2.0723986 × 10^6
Prime Factorization
2 × 17 × 59 × 10331
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20723986
Product of the distinct prime numbers
The prime factorization of 20723986 is 2 × 17 × 59 × 10331.
Since it has a total of 4 prime factors.
3 , 9 , 84 , 14 , 403 , 935 , 2798 , 6512 , 54017 , 14081 , 406889 , 698085 , 2937296 , 5534362 , 15263301 , 47717644 , 938963406 , 287845904 , 3519534629 , 5353018451
n×2
41447972
n×3
62171958
n×4
82895944
n×5
103619930
n÷2
10361993
n÷3
6907995.3333333
n÷3
5180996.5
n÷5
4144797.2
n2
429483595728196
n3
8.9006120251008E+21
n4
1.8445615899962E+29
n5
3.8226668567219E+36
2 √n
4552.3604866047
3 √n
274.67835010418
4 √n
67.471182638255
5 √n
29.059936304389
1 , 2 , 17 , 34 , 59 , 118 , 1003 , 2006 , 10331 , 20662 , 175627 , 351254 , 609529 , 1219058 , 10361993 , 20723986
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20723985
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20723986 can be divided by 16 positive divisors.
The sum of these divisors (counting 20723986) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001111000011100100010010
3
Ternary
1102222212222001
4
Quaternary
1033003210102
5
Quinary
20301131421
6
Senary
2020104214
8
Octal
117034422
10
Decimal
20723986
12
Duodecimal
6b3506a
16
Hexadecimal
13c3912
20
Vigesimal
69a9j6
36
Base36
cc6qa
md5
08861e984572094133bc746abb648886
sha1
60e7ae2fae86651dba1e74edce1cee05e0f5ba4e
sha256
5d9e21547fb0045b07ed3a862df6a7b988b6ddd50851e40cccc3116ee42359a5
sha512
36220009521c8db9513fe68fa73ae4a4485c4f50e95f210fd6a923e80f9224595fee8e8d7e6b4bd8835a85eaa90bda5dde52fcdba0881ee64bb476aeea64dcfe
ripemd-160
db70e562ec62087ccbfec84ed378347186ded481
Diameter
41447972
Circumference
130212644.3414
Area
1.349262509177E+15
Volume
3.7282796467346E+22
Surface area
5.3970500367081E+15
Circumference
130212644.3414
Perimeter
82895944
Area
429483595728196
Diagonal
29308142.06763
Surface area
2576901574369176
Volume
8.9006120251008E+21
Space diagonal
35894996.687346
Perimeter
62171958
Area
1.8597185220465E+14
Altitude
17947498.343673
Surface area
1.8597185220465E+14
Volume
1.0489471866099E+21
Height
9769380.68921