20688023 is an odd 8-digits composite number following 20688022
and preceding 20688024 . In scientific notation, it is written as 2.0688023 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 20665008 positive integers (up to 20688023) that are relatively prime to 20688023.
20688023 has 4 divisors, whose sum is 20711040
The reverse of 20688023 is 32088602
Previous prime number is 937
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million six hundred eighty-eight thousand twenty-three
Scientific notation
2.0688023 × 10^7
Engineering notation
2.0688023 × 10^6
Prime Factorization
937 × 22079
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20688023
Product of the distinct prime numbers
The prime factorization of 20688023 is 937 × 22079.
Since it has a total of 2 prime factors.
9 , 3 , 21 , 48 , 999 , 652 , 4672 , 4358 , 70040 , 36743 , 82892 , 152272 , 4493865 , 14503 , 95779913 , 42173985 , 356173471 , 340225921 , 7646520318 , 5464164594
n×2
41376046
n×3
62064069
n×4
82752092
n×5
103440115
n÷2
10344011.5
n÷3
6896007.6666667
n÷3
5172005.75
n÷5
4137604.6
n2
427994295648529
n3
8.8543558322456E+21
n4
1.8317911710768E+29
n5
3.7896137878434E+36
2 √n
4548.4088426614
3 √n
274.51937204788
4 √n
67.441892341937
5 √n
29.049843567677
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
-20688022
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 20688023 can be divided by 4 positive divisors.
The sum of these divisors (counting 20688023) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110111010110010010111
3
Ternary
1102221001122002
4
Quaternary
1032322302113
5
Quinary
20244004043
6
Senary
2015225515
8
Octal
116726227
10
Decimal
20688023
12
Duodecimal
6b1829b
16
Hexadecimal
13bac97
20
Vigesimal
696013
36
Base36
cbezb
md5
92b6ac7bf4b88bd015ee99f97c9d8b8f
sha1
00bd14a63425c0fb9a36d2b6aea24e1d40226705
sha256
8bd9b4118ab00ab4f46e9ef88c41b0f68adb12a8cd9ee040237efd2bd4a4cef5
sha512
1f4746f990aa82749515a406fc00e43ac1151ad971fbb1bf493b6f86dfc163d2e3aa29c7fea7c48d7c51201037e42f85625bcb751aaf6fb7577d01704c1e980c
ripemd-160
2e55eb3672910ff6eecebbeb69af692dcb8d88ca
Diameter
41376046
Circumference
129986682.14819
Area
1.3445837349878E+15
Volume
3.7089038979803E+22
Surface area
5.378334939951E+15
Circumference
129986682.14819
Perimeter
82752092
Area
427994295648529
Diagonal
29257282.705287
Surface area
2567965773891174
Volume
8.8543558322456E+21
Space diagonal
35832706.944154
Perimeter
62064069
Area
1.8532696635323E+14
Altitude
17916353.472077
Surface area
1.8532696635323E+14
Volume
1.0434958420032E+21
Height
9752427.5684288