20211243 is an odd 8-digits composite number following 20211242
and preceding 20211244 . In scientific notation, it is written as 2.0211243 × 10^7.
The sum of its digits is 15. It has a total of 3 prime factors and 8 positive divisors.
There are 12437664 positive integers (up to 20211243) that are relatively prime to 20211243.
20211243 has 8 divisors, whose sum is 29021328
The reverse of 20211243 is 34211202
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 15
Digital Root 6
Name
twenty million two hundred eleven thousand two hundred forty-three
Scientific notation
2.0211243 × 10^7
Engineering notation
2.0211243 × 10^6
Prime Factorization
3 × 13 × 518237
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20211243
Product of the distinct prime numbers
The prime factorization of 20211243 is 3 × 13 × 518237.
Since it has a total of 3 prime factors.
3 , 8 , 25 , 7 , 459 , 989 , 3768 , 1648 , 80824 , 83478 , 266804 , 778433 , 133597 , 4299361 , 45552253 , 21228612 , 638827697 , 410481276 , 2494057851 , 5429297712
n×2
40422486
n×3
60633729
n×4
80844972
n×5
101056215
n÷2
10105621.5
n÷3
6737081
n÷3
5052810.75
n÷5
4042248.6
n2
408494343605049
n3
8.2561784427271E+21
n4
1.6686762875732E+29
n5
3.372602193648E+36
2 √n
4495.6916041917
3 √n
272.39408615743
4 √n
67.049918748584
5 √n
28.914694275476
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
-20211242
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 20211243 can be divided by 8 positive divisors.
The sum of these divisors (counting 20211243) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000110011000101011
3
Ternary
1102000211121120
4
Quaternary
1031012120223
5
Quinary
20133224433
6
Senary
2001110323
8
Octal
115063053
10
Decimal
20211243
12
Duodecimal
69283a3
16
Hexadecimal
134662b
20
Vigesimal
666823
36
Base36
c173f
md5
697bf51889a7d5a462b61661c6d2be8d
sha1
6a217c08c638d266ebe1238ea1718eb21040c462
sha256
1e5a4486fa999ccac843794621d3a52d7036981262267e27efb7f1cb7d19bc9b
sha512
86ce09291cd8632f4bc0baca42099cf8fa94484d62fff2cbbb312d59417ad16d9f5760f1ebce122c260393302bc590c43c0227d9640c025776e4bcbc85df1be4
ripemd-160
5372e700cc95b041ca7b41744a8d6abc82c7bdd3
Diameter
40422486
Circumference
126990985.05744
Area
1.2833228289026E+15
Volume
3.4583399389864E+22
Surface area
5.1332913156104E+15
Circumference
126990985.05744
Perimeter
80844972
Area
408494343605049
Diagonal
28583013.963018
Surface area
2450966061630294
Volume
8.2561784427271E+21
Space diagonal
35006899.760121
Perimeter
60633729
Area
1.7688323943211E+14
Altitude
17503449.88006
Surface area
1.7688323943211E+14
Volume
9.7299996058976E+20
Height
9527671.3210061