20689726 is an even 8-digits composite number following 20689725
and preceding 20689727 . In scientific notation, it is written as 2.0689726 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 10249848 positive integers (up to 20689726) that are relatively prime to 20689726.
20689726 has 8 divisors, whose sum is 31319640
The reverse of 20689726 is 62798602
Previous prime number is 109
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty million six hundred eighty-nine thousand seven hundred twenty-six
Scientific notation
2.0689726 × 10^7
Engineering notation
2.0689726 × 10^6
Prime Factorization
2 × 109 × 94907
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20689726
Product of the distinct prime numbers
The prime factorization of 20689726 is 2 × 109 × 94907.
Since it has a total of 3 prime factors.
7 , 5 , 42 , 42 , 553 , 391 , 1437 , 2169 , 99526 , 77026 , 277776 , 46203 , 9957789 , 2690243 , 50576656 , 29045842 , 845663789 , 103689602 , 2345425478 , 3696802751
n×2
41379452
n×3
62069178
n×4
82758904
n×5
103448630
n÷2
10344863
n÷3
6896575.3333333
n÷3
5172431.5
n÷5
4137945.2
n2
428064761955076
n3
8.8565426351057E+21
n4
1.8323944042766E+29
n5
3.7911738148415E+36
2 √n
4548.5960471337
3 √n
274.52690448445
4 √n
67.443280222226
5 √n
29.050321817867
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
-20689725
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 20689726 can be divided by 8 positive divisors.
The sum of these divisors (counting 20689726) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111011001100111110
3
Ternary
1102221010222011
4
Quaternary
1032323030332
5
Quinary
20244032401
6
Senary
2015241434
8
Octal
116731476
10
Decimal
20689726
12
Duodecimal
6b1927a
16
Hexadecimal
13bb33e
20
Vigesimal
696466
36
Base36
cbgam
md5
21b789b18ee52702a032c0d5e677ae2d
sha1
d2e0abfa98fe9b9071539debda7c4a4c464c1867
sha256
3b3455d161a9ea722f66eae0b7410f62d76da49a223b616d7c4b20abd49933f2
sha512
2f73bd1643148c5fa77816ae6f64fb73ef196e4c9e0416bd1a4981a0c5c63733301189bcd7ab6e3b47959fee2b2199984ae632bf3dbbac4fcdc2bd1b6e7a3fb4
ripemd-160
767dad8931d637d2065b8abbf97d3211d7a83cca
Diameter
41379452
Circumference
129997382.41277
Area
1.3448051114187E+15
Volume
3.7098199038204E+22
Surface area
5.3792204456749E+15
Circumference
129997382.41277
Perimeter
82758904
Area
428064761955076
Diagonal
29259691.110983
Surface area
2568388571730456
Volume
8.8565426351057E+21
Space diagonal
35835656.626679
Perimeter
62069178
Area
1.8535747915902E+14
Altitude
17917828.313339
Surface area
1.8535747915902E+14
Volume
1.0437535591918E+21
Height
9753230.3703278