20798931 is an odd 8-digits composite number following 20798930
and preceding 20798932 . In scientific notation, it is written as 2.0798931 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 13527680 positive integers (up to 20798931) that are relatively prime to 20798931.
20798931 has 8 divisors, whose sum is 28408464
The reverse of 20798931 is 13989702
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty million seven hundred ninety-eight thousand nine hundred thirty-one
Scientific notation
2.0798931 × 10^7
Engineering notation
2.0798931 × 10^6
Prime Factorization
3 × 41 × 169097
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20798931
Product of the distinct prime numbers
The prime factorization of 20798931 is 3 × 41 × 169097.
Since it has a total of 3 prime factors.
6 , 10 , 9 , 40 , 23 , 683 , 3199 , 7178 , 7631 , 42471 , 119646 , 165602 , 1094297 , 9212322 , 10864202 , 18652550 , 326232710 , 738541209 , 7185524351 , 5387180466
n×2
41597862
n×3
62396793
n×4
83195724
n×5
103994655
n÷2
10399465.5
n÷3
6932977
n÷3
5199732.75
n÷5
4159786.2
n2
432595530742761
n3
8.9975245948271E+21
n4
1.8713889321861E+29
n5
3.8922889274703E+36
2 √n
4560.5845020129
3 √n
275.00906196033
4 √n
67.532099789751
5 √n
29.080924094457
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
-20798930
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 20798931 can be divided by 8 positive divisors.
The sum of these divisors (counting 20798931) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010101110111010011
3
Ternary
1110010200202210
4
Quaternary
1033111313103
5
Quinary
20311031211
6
Senary
2021443203
8
Octal
117256723
10
Decimal
20798931
12
Duodecimal
6b70503
16
Hexadecimal
13d5dd3
20
Vigesimal
69jh6b
36
Base36
cdsk3
md5
317aa227251e6c7499d3c4cec4278f14
sha1
3f576f2769f10e2cff2afbf4949c07c2aff523d0
sha256
2124dce6c22e25019cf6961cf6b7b1990c790d1ae7b8970c5b7a3fc7f42ddfbf
sha512
d6de379c417dd99ed2e05fdbdd7c9b3f259d6ade357bf18509743bb323933895279b2a1868e474f2cd9ba9dde5c775c5c3673838c2ee2888f054facc85b3c8d5
ripemd-160
53e8a71677cdbce09a1d9a2fc62018f0d4745ea3
Diameter
41597862
Circumference
130683537.66424
Area
1.3590389413572E+15
Volume
3.7688742890136E+22
Surface area
5.4361557654289E+15
Circumference
130683537.66424
Perimeter
83195724
Area
432595530742761
Diagonal
29414130.303062
Surface area
2595573184456566
Volume
8.9975245948271E+21
Space diagonal
36024805.235119
Perimeter
62396793
Area
1.8731935959342E+14
Altitude
18012402.61756
Surface area
1.8731935959342E+14
Volume
1.0603684424825E+21
Height
9804710.1010207