20082821 is an odd 8-digits composite number following 20082820
and preceding 20082822 . In scientific notation, it is written as 2.0082821 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 18257100 positive integers (up to 20082821) that are relatively prime to 20082821.
20082821 has 4 divisors, whose sum is 21908544
The reverse of 20082821 is 12828002
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million eighty-two thousand eight hundred twenty-one
Scientific notation
2.0082821 × 10^7
Engineering notation
2.0082821 × 10^6
Prime Factorization
11 × 1825711
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20082821
Product of the distinct prime numbers
The prime factorization of 20082821 is 11 × 1825711.
Since it has a total of 2 prime factors.
8 , 4 , 8 , 2 , 505 , 168 , 560 , 53 , 60621 , 19948 , 322335 , 827780 , 5387666 , 3829062 , 80857321 , 92100538 , 731922564 , 803439196 , 2371372830 , 8294023788
n×2
40165642
n×3
60248463
n×4
80331284
n×5
100414105
n÷2
10041410.5
n÷3
6694273.6666667
n÷3
5020705.25
n÷5
4016564.2
n2
403319699318041
n3
8.099797327178E+21
n4
1.6266677985799E+29
n5
3.2668078225345E+36
2 √n
4481.3860579066
3 √n
271.81593028584
4 √n
66.943155422393
5 √n
28.877855802243
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
-20082820
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 20082821 can be divided by 4 positive divisors.
The sum of these divisors (counting 20082821) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100100111000010000101
3
Ternary
1101210022110012
4
Quaternary
1030213002011
5
Quinary
20120122241
6
Senary
1554240005
8
Octal
114470205
10
Decimal
20082821
12
Duodecimal
6886005
16
Hexadecimal
1327085
20
Vigesimal
65a711
36
Base36
byg05
md5
fdfea7d3654a307e9ab2e1b4917050e7
sha1
badbf6623f863498b8d6404b26f8b4bb7483bb58
sha256
279b9f01efca933abc67aa55cc033292fe8f2fe27116744f8e303e2c86783d6c
sha512
a8afd4a808b441a389ff8631f604fcdfe9daeacf5f98b372119253bd864c002e92934f330e45511741168505c4b4fdccc88bcb6054b61554e4a3b4dc2b20ac94
ripemd-160
5b484ba14439df1b45993bfab7d85dc24a8bdc7a
Diameter
40165642
Circumference
126184085.83392
Area
1.2670662044256E+15
Volume
3.3928351704838E+22
Surface area
5.0682648177024E+15
Circumference
126184085.83392
Perimeter
80331284
Area
403319699318041
Diagonal
28401397.828911
Surface area
2419918195908246
Volume
8.099797327178E+21
Space diagonal
34784466.331311
Perimeter
60248463
Area
1.7464255272806E+14
Altitude
17392233.165656
Surface area
1.7464255272806E+14
Volume
9.5457026938071E+20
Height
9467132.6096371