20821483 is an odd 8-digits composite number following 20821482
and preceding 20821484 . In scientific notation, it is written as 2.0821483 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 20712280 positive integers (up to 20821483) that are relatively prime to 20821483.
20821483 has 4 divisors, whose sum is 20930688
The reverse of 20821483 is 38412802
Previous prime number is 191
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million eight hundred twenty-one thousand four hundred eighty-three
Scientific notation
2.0821483 × 10^7
Engineering notation
2.0821483 × 10^6
Prime Factorization
191 × 109013
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20821483
Product of the distinct prime numbers
The prime factorization of 20821483 is 191 × 109013.
Since it has a total of 2 prime factors.
6 , 4 , 63 , 18 , 454 , 42 , 499 , 4961 , 70570 , 93382 , 816742 , 5986 , 9286070 , 4684146 , 94263775 , 55060869 , 14750969 , 463760686 , 7668170914 , 4221703988
n×2
41642966
n×3
62464449
n×4
83285932
n×5
104107415
n÷2
10410741.5
n÷3
6940494.3333333
n÷3
5205370.75
n÷5
4164296.6
n2
433534154319289
n3
9.0268240240785E+21
n4
1.8795186296134E+29
n5
3.9134365194679E+36
2 √n
4563.0563222472
3 √n
275.1084222613
4 √n
67.550398387035
5 √n
29.087227771706
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
-20821482
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 20821483 can be divided by 4 positive divisors.
The sum of these divisors (counting 20821483) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111011011010111101011
3
Ternary
1110011211201001
4
Quaternary
1033123113223
5
Quinary
20312241413
6
Senary
2022135431
8
Octal
117332753
10
Decimal
20821483
12
Duodecimal
6b81577
16
Hexadecimal
13db5eb
20
Vigesimal
6a2de3
36
Base36
ce9yj
md5
77ab01e64c5a5241d4d8bd119b6d0547
sha1
ebba3fc960dd3cc3e6da898ff4e5d4edebb6dff6
sha256
e850a9697f769032eef8cedc7af2f2f562feeee90222b612e5613f1c9f74ff11
sha512
2449479a9dce61845d52aaca1d8b1b1ac9028755f33a3854da7db2d2954377e01458983a129fb9f84db4b7e75cb88a49374e3a160ffc3a507b75ab7415a44d08
ripemd-160
d0071c0e0c3dddc71d7365c15af9c1c945037a6c
Diameter
41642966
Circumference
130825236.05929
Area
1.3619877142897E+15
Volume
3.781147205239E+22
Surface area
5.447950857159E+15
Circumference
130825236.05929
Perimeter
83285932
Area
433534154319289
Diagonal
29446023.647321
Surface area
2601204925915734
Volume
9.0268240240785E+21
Space diagonal
36063866.444932
Perimeter
62464449
Area
1.8772579552435E+14
Altitude
18031933.222466
Surface area
1.8772579552435E+14
Volume
1.0638214133339E+21
Height
9815341.2157736