20789913 is an odd 8-digits composite number following 20789912
and preceding 20789914 . In scientific notation, it is written as 2.0789913 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 13716864 positive integers (up to 20789913) that are relatively prime to 20789913.
20789913 has 8 divisors, whose sum is 28006048
The reverse of 20789913 is 31998702
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty million seven hundred eighty-nine thousand nine hundred thirteen
Scientific notation
2.0789913 × 10^7
Engineering notation
2.0789913 × 10^6
Prime Factorization
3 × 97 × 71443
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20789913
Product of the distinct prime numbers
The prime factorization of 20789913 is 3 × 97 × 71443.
Since it has a total of 3 prime factors.
7 , 7 , 93 , 24 , 33 , 8 , 8893 , 4899 , 78717 , 63611 , 541162 , 140660 , 8698664 , 782809 , 86834795 , 72798257 , 296154715 , 897134486 , 9316204024 , 3285292634
n×2
41579826
n×3
62369739
n×4
83159652
n×5
103949565
n÷2
10394956.5
n÷3
6929971
n÷3
5197478.25
n÷5
4157982.6
n2
432220482547569
n3
8.985826228982E+21
n4
1.8681454553365E+29
n5
3.8838581487792E+36
2 √n
4559.5957057616
3 √n
274.96931007376
4 √n
67.524778457701
5 √n
29.078401875713
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
-20789912
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 20789913 can be divided by 8 positive divisors.
The sum of these divisors (counting 20789913) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010011101010011001
3
Ternary
1110010020101210
4
Quaternary
1033103222121
5
Quinary
20310234123
6
Senary
2021333333
8
Octal
117235231
10
Decimal
20789913
12
Duodecimal
6b67249
16
Hexadecimal
13d3a99
20
Vigesimal
69iefd
36
Base36
cdlll
md5
c4559b689717632b0e4960ceb4f4f067
sha1
5ad6ad3d558fb7365c14747ed10c061f463fa7f7
sha256
8f38a1376ddca604cc806212a49de306c81b3c78542cedb7aa5b5d8a6c1e359e
sha512
60060293a740519dfbff0fc984cd2eab3de49ee6bced3375d86d74c6d44033a4b3be4d5d34cafa7e9d96413cb047fa16c5aa41361dc5a27752c063f1834f5fdd
ripemd-160
0a9e7cb8500e1719dc7af54dc37ed29a63700c22
Diameter
41579826
Circumference
130626875.89914
Area
1.3578606927025E+15
Volume
3.7639740889872E+22
Surface area
5.4314427708099E+15
Circumference
130626875.89914
Perimeter
83159652
Area
432220482547569
Diagonal
29401376.925157
Surface area
2593322895285414
Volume
8.985826228982E+21
Space diagonal
36009185.600937
Perimeter
62369739
Area
1.8715695896108E+14
Altitude
18004592.800468
Surface area
1.8715695896108E+14
Volume
1.0589897768462E+21
Height
9800458.9750522