20993823 is an odd 8-digits composite number following 20993822
and preceding 20993824 . In scientific notation, it is written as 2.0993823 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 10 positive divisors.
There are 13995828 positive integers (up to 20993823) that are relatively prime to 20993823.
20993823 has 10 divisors, whose sum is 31361264
The reverse of 20993823 is 32839902
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million nine hundred ninety-three thousand eight hundred twenty-three
Scientific notation
2.0993823 × 10^7
Engineering notation
2.0993823 × 10^6
Prime Factorization
9 × 3 × 3 × 259183
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6997941
Product of the distinct prime numbers
The prime factorization of 20993823 is 9 × 3 × 3 × 259183.
Since it has a total of 4 prime factors.
9 , 6 , 77 , 11 , 115 , 883 , 9890 , 6907 , 42161 , 26260 , 779687 , 40659 , 8323606 , 8198490 , 3318633 , 17689338 , 48343100 , 437535282 , 6936989658 , 8746424690
n×2
41987646
n×3
62981469
n×4
83975292
n×5
104969115
n÷2
10496911.5
n÷3
6997941
n÷3
5248455.75
n÷5
4198764.6
n2
440740604155329
n3
9.25283023255E+21
n4
1.942522801512E+29
n5
4.0780979868408E+36
2 √n
4581.901679434
3 √n
275.86536439077
4 √n
67.689745748038
5 √n
29.135220299815
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20993822
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20993823 can be divided by 10 positive divisors.
The sum of these divisors (counting 20993823) is 1, the average is 0.1.
Base
System
Value
2
Binary
1010000000101011100011111
3
Ternary
1110111121010000
4
Quaternary
1100011130133
5
Quinary
20333300243
6
Senary
2025545343
8
Octal
120053437
10
Decimal
20993823
12
Duodecimal
7045253
16
Hexadecimal
140571f
20
Vigesimal
6b44b3
36
Base36
chyxr
md5
e2775fa1912f85d21a34649e86b998c0
sha1
dd714659678daa69c3d4c5b6f74ce2f2df920baa
sha256
e351ffc4713b5420fb0f01caa0d9a96f1083cabb4e888fb1b92487d76d75cfa9
sha512
5549c30612862884334982c5bbc835f0b03ba71ad09ec2ab952b7ee7de7168a6db2d939e7c2598695cbb7cfc5da23ed13c9fda1e5c6a41ab9c9267c079ba2372
ripemd-160
448920d7eeef434eb62e59615eb3128117aa3394
Diameter
41987646
Circumference
131908080.21513
Area
1.3846274441531E+15
Volume
3.8758164644657E+22
Surface area
5.5385097766124E+15
Circumference
131908080.21513
Perimeter
83975292
Area
440740604155329
Diagonal
29689749.21266
Surface area
2644443624931974
Volume
9.25283023255E+21
Space diagonal
36362368.081108
Perimeter
62981469
Area
1.9084627983891E+14
Altitude
18181184.040554
Surface area
1.9084627983891E+14
Volume
1.090456500434E+21
Height
9896583.0708867