20763821 is an odd 8-digits composite number following 20763820
and preceding 20763822 . In scientific notation, it is written as 2.0763821 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 19057392 positive integers (up to 20763821) that are relatively prime to 20763821.
20763821 has 8 divisors, whose sum is 22488480
The reverse of 20763821 is 12836702
Previous prime number is 179
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million seven hundred sixty-three thousand eight hundred twenty-one
Scientific notation
2.0763821 × 10^7
Engineering notation
2.0763821 × 10^6
Prime Factorization
13 × 179 × 8923
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20763821
Product of the distinct prime numbers
The prime factorization of 20763821 is 13 × 179 × 8923.
Since it has a total of 3 prime factors.
3 , 10 , 74 , 56 , 18 , 966 , 7341 , 4039 , 58977 , 29617 , 838637 , 555222 , 4359465 , 9033007 , 68836739 , 74082217 , 270717809 , 394634287 , 4909640995 , 5387220277
n×2
41527642
n×3
62291463
n×4
83055284
n×5
103819105
n÷2
10381910.5
n÷3
6921273.6666667
n÷3
5190955.25
n÷5
4152764.2
n2
431136262520041
n3
8.9520361815751E+21
n4
1.8587847685975E+29
n5
3.8595474212685E+36
2 √n
4556.733588877
3 √n
274.85423018316
4 √n
67.503582044785
5 √n
29.071099345561
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
-20763820
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 20763821 can be divided by 8 positive divisors.
The sum of these divisors (counting 20763821) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111001101010010101101
3
Ternary
1110001220121102
4
Quaternary
1033031102231
5
Quinary
20303420241
6
Senary
2021012445
8
Octal
117152255
10
Decimal
20763821
12
Duodecimal
6b54125
16
Hexadecimal
13cd4ad
20
Vigesimal
69f9b1
36
Base36
cd1gt
md5
7fed87e55cadfbbde534901e56e3275f
sha1
83657afd84f42b074ccb212fc2ed01120a40981c
sha256
770cbbf817efcd2394da663fe32303d5cce493c0e81a9bc28a21add3c72f013b
sha512
c2e433e0d6ce82f2a76d361d15a03e19c726635d3361001145d4c75502d83fd134ebcd79027c7815f907050e666ba3d52456b05ee57e999655a435950825a8e8
ripemd-160
8b1ccc08c6bd962102393fb2d504273c414d67a8
Diameter
41527642
Circumference
130462935.02811
Area
1.3544545150291E+15
Volume
3.7498201470275E+22
Surface area
5.4178180601165E+15
Circumference
130462935.02811
Perimeter
83055284
Area
431136262520041
Diagonal
29364477.264887
Surface area
2586817575120246
Volume
8.9520361815751E+21
Space diagonal
35963992.931266
Perimeter
62291463
Area
1.8668747791752E+14
Altitude
17981996.465633
Surface area
1.8668747791752E+14
Volume
1.0550075815699E+21
Height
9788159.0882958