20797829 is an odd 8-digits composite number following 20797828
and preceding 20797830 . In scientific notation, it is written as 2.0797829 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 18788976 positive integers (up to 20797829) that are relatively prime to 20797829.
20797829 has 8 divisors, whose sum is 22874880
The reverse of 20797829 is 92879702
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
twenty million seven hundred ninety-seven thousand eight hundred twenty-nine
Scientific notation
2.0797829 × 10^7
Engineering notation
2.0797829 × 10^6
Prime Factorization
13 × 47 × 34039
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20797829
Product of the distinct prime numbers
The prime factorization of 20797829 is 13 × 47 × 34039.
Since it has a total of 3 prime factors.
1 , 2 , 77 , 51 , 635 , 451 , 6082 , 8572 , 85443 , 68575 , 577325 , 54537 , 4227626 , 6150058 , 29637050 , 96357113 , 210765780 , 8023711 , 9175917888 , 145011670
n×2
41595658
n×3
62393487
n×4
83191316
n×5
103989145
n÷2
10398914.5
n÷3
6932609.6666667
n÷3
5199457.25
n÷5
4159565.8
n2
432549691113241
n3
8.996094509776E+21
n4
1.8709923528216E+29
n5
3.8912579014291E+36
2 √n
4560.4636825656
3 √n
275.00420489438
4 √n
67.531205250355
5 √n
29.080615926143
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
-20797828
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 20797829 can be divided by 8 positive divisors.
The sum of these divisors (counting 20797829) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010101100110000101
3
Ternary
1110010122020222
4
Quaternary
1033111212011
5
Quinary
20311012304
6
Senary
2021434125
8
Octal
117254605
10
Decimal
20797829
12
Duodecimal
6b6b945
16
Hexadecimal
13d5985
20
Vigesimal
69jeb9
36
Base36
cdrph
md5
8b66a72c0ff52a6c505725228fd5c27a
sha1
55598560b01cab4ce16f39ca5b1346d84571d84f
sha256
b1fe7045ff8228b88f3d79747a35ea06e3e70f216fc572130b96f180a81f39cc
sha512
3b0b9af2aaa1dd1ebfbfb19b8afb14ed9cd33fbe49698c619be06b120e79b35594f8fce804ed36fb8eae39ebe246a399b3ec504acff739eb6d6414d48dde6e11
ripemd-160
50a73140f134a5fce83489f387d32096f19a2704
Diameter
41595658
Circumference
130676613.59403
Area
1.3588949319139E+15
Volume
3.7682752563882E+22
Surface area
5.4355797276556E+15
Circumference
130676613.59403
Perimeter
83191316
Area
432549691113241
Diagonal
29412571.839716
Surface area
2595298146679446
Volume
8.996094509776E+21
Space diagonal
36022896.515129
Perimeter
62393487
Area
1.8729951045159E+14
Altitude
18011448.257565
Surface area
1.8729951045159E+14
Volume
1.0601999053429E+21
Height
9804190.6132388