20243821 is an odd 8-digits composite number following 20243820
and preceding 20243822 . In scientific notation, it is written as 2.0243821 × 10^7.
The sum of its digits is 22. It has a total of 4 prime factors and 16 positive divisors.
There are 17434368 positive integers (up to 20243821) that are relatively prime to 20243821.
20243821 has 16 divisors, whose sum is 23284800
The reverse of 20243821 is 12834202
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million two hundred forty-three thousand eight hundred twenty-one
Scientific notation
2.0243821 × 10^7
Engineering notation
2.0243821 × 10^6
Prime Factorization
13 × 17 × 139 × 659
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20243821
Product of the distinct prime numbers
The prime factorization of 20243821 is 13 × 17 × 139 × 659.
Since it has a total of 4 prime factors.
5 , 6 , 42 , 67 , 794 , 717 , 3729 , 2408 , 7457 , 78206 , 726633 , 24792 , 4771430 , 7430499 , 58557874 , 89434389 , 188060385 , 572309991 , 522879951 , 6996923286
n×2
40487642
n×3
60731463
n×4
80975284
n×5
101219105
n÷2
10121910.5
n÷3
6747940.3333333
n÷3
5060955.25
n÷5
4048764.2
n2
409812288680041
n3
8.2961666156391E+21
n4
1.6794611195317E+29
n5
3.399871028026E+36
2 √n
4499.3133920633
3 √n
272.54036267703
4 √n
67.076921456364
5 √n
28.924009646661
1 , 13 , 17 , 139 , 221 , 659 , 1807 , 2363 , 8567 , 11203 , 30719 , 91601 , 145639 , 1190813 , 1557217 , 20243821
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20243820
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20243821 can be divided by 16 positive divisors.
The sum of these divisors (counting 20243821) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101001110010101101101
3
Ternary
1102002111022011
4
Quaternary
1031032111231
5
Quinary
20140300241
6
Senary
2001521221
8
Octal
115162555
10
Decimal
20243821
12
Duodecimal
6943211
16
Hexadecimal
134e56d
20
Vigesimal
66a9b1
36
Base36
c1w8d
md5
459ebb65ba43f32149cc6b3faf11b0f2
sha1
1efafb28f8b77a2f034393c2956be3fd2af4e161
sha256
644c8dc7c2615e59e7bd298544db659e5bfc95c15b7a2adb0f0027ad7150c7cd
sha512
b82692da23bdd590b891c8d755f46d2175ea18de5625a94abd54d8055c13428fe503a8e3a60e68b175a55ca1da27d8fcaae7b3be669a8ee6af35502b31800c1c
ripemd-160
a10e875502f5f22516ceb9140fb40656bd557818
Diameter
40487642
Circumference
127195678.66837
Area
1.287463275468E+15
Volume
3.4750901456865E+22
Surface area
5.1498531018721E+15
Circumference
127195678.66837
Perimeter
80975284
Area
409812288680041
Diagonal
28629086.212453
Surface area
2458873732080246
Volume
8.2961666156391E+21
Space diagonal
35063326.51133
Perimeter
60731463
Area
1.7745392638998E+14
Altitude
17531663.255665
Surface area
1.7745392638998E+14
Volume
9.7771261196197E+20
Height
9543028.7374844