21802023 is an odd 8-digits composite number following 21802022
and preceding 21802024 . In scientific notation, it is written as 2.1802023 × 10^7.
The sum of its digits is 18. It has a total of 3 prime factors and 6 positive divisors.
There are 14534676 positive integers (up to 21802023) that are relatively prime to 21802023.
21802023 has 6 divisors, whose sum is 31491824
The reverse of 21802023 is 32020812
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty-one million eight hundred two thousand twenty-three
Scientific notation
2.1802023 × 10^7
Engineering notation
2.1802023 × 10^6
Prime Factorization
3 × 3 × 2422447
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
7267341
Product of the distinct prime numbers
The prime factorization of 21802023 is 3 × 3 × 2422447.
Since it has a total of 3 prime factors.
10 , 8 , 33 , 18 , 713 , 206 , 8333 , 869 , 70913 , 89573 , 731917 , 171546 , 3886319 , 2762330 , 43216225 , 95567777 , 89625914 , 519072673 , 5529659753 , 1616295867
n×2
43604046
n×3
65406069
n×4
87208092
n×5
109010115
n÷2
10901011.5
n÷3
7267341
n÷3
5450505.75
n÷5
4360404.6
n2
475328206892529
n3
1.036311649922E+22
n4
2.2593690426767E+29
n5
4.9258815833925E+36
2 √n
4669.2636464436
3 √n
279.36088498271
4 √n
68.332010408326
5 √n
29.356167612699
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21802022
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21802023 can be divided by 6 positive divisors.
The sum of these divisors (counting 21802023) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010011001010110000100111
3
Ternary
1112000122202100
4
Quaternary
1103022300213
5
Quinary
21040131043
6
Senary
2055143143
8
Octal
123126047
10
Decimal
21802023
12
Duodecimal
7374ab3
16
Hexadecimal
14cac27
20
Vigesimal
6g5513
36
Base36
czajr
md5
c8ec339722231f95c6de162d151c1496
sha1
13f88a72d2cfd7f9e264ea83409ded489d423cd4
sha256
af1ad1fb1435db349e8b051e5c3f1a3fdd857913dcdfadf24827a6315c71c578
sha512
675c9e136a9f36ec7ba7f168784769203f77387a64274bec8d18a55a76a7d5014f669df2aeb292af1472665eda395fd61867d721756da1d5f8b5b81666b15fa3
ripemd-160
4f85c9f640169c6e955bfe19c14a2ac1934f1fd1
Diameter
43604046
Circumference
136986150.58039
Area
1.4932876028176E+15
Volume
4.3408920882992E+22
Surface area
5.9731504112703E+15
Circumference
136986150.58039
Perimeter
87208092
Area
475328206892529
Diagonal
30832716.61377
Surface area
2851969241355174
Volume
1.036311649922E+22
Space diagonal
37762211.543785
Perimeter
65406069
Area
2.0582315115212E+14
Altitude
18881105.771893
Surface area
2.0582315115212E+14
Volume
1.2213049918041E+21
Height
10277572.20459