20791397 is an odd 8-digits composite number following 20791396
and preceding 20791398 . In scientific notation, it is written as 2.0791397 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 18873760 positive integers (up to 20791397) that are relatively prime to 20791397.
20791397 has 8 divisors, whose sum is 22714560
The reverse of 20791397 is 79319702
Previous prime number is 1319
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million seven hundred ninety-one thousand three hundred ninety-seven
Scientific notation
2.0791397 × 10^7
Engineering notation
2.0791397 × 10^6
Prime Factorization
11 × 1319 × 1433
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20791397
Product of the distinct prime numbers
The prime factorization of 20791397 is 11 × 1319 × 1433.
Since it has a total of 3 prime factors.
1 , 2 , 36 , 67 , 991 , 921 , 2628 , 5243 , 15999 , 70248 , 775240 , 638616 , 4142403 , 4133509 , 57773843 , 69311111 , 803974392 , 539815596 , 2990147987 , 3159526832
n×2
41582794
n×3
62374191
n×4
83165588
n×5
103956985
n÷2
10395698.5
n÷3
6930465.6666667
n÷3
5197849.25
n÷5
4158279.4
n2
432282189211609
n3
8.9877506119277E+21
n4
1.8686789110958E+29
n5
3.8852445106121E+36
2 √n
4559.7584365841
3 √n
274.97585242513
4 √n
67.525983418119
5 √n
29.078816991604
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
-20791396
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 20791397 can be divided by 8 positive divisors.
The sum of these divisors (counting 20791397) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010100000001100101
3
Ternary
1110010022102202
4
Quaternary
1033110001211
5
Quinary
20310311042
6
Senary
2021344245
8
Octal
117240145
10
Decimal
20791397
12
Duodecimal
6b68085
16
Hexadecimal
13d4065
20
Vigesimal
69ii9h
36
Base36
cdmqt
md5
535cc71aaa9775a0c4472262fd74f00f
sha1
0719cd3ba552b9e523ca73c15ad7001ba0cc5e32
sha256
9b9167127c0f1e872c16d14742fbd40c3867b07250226202565d93e9b40f7aaa
sha512
1d2776264c8e74110b5a9b3dab9ba4a83fa82e15263df03504d436f2f1a47709529c682a71d6f3424a0c15942e1b9e66af9d8ddf8fd559c3b3427729ee6188ca
ripemd-160
80fd826342b96813ed4442449786a9ccfc49c8be
Diameter
41582794
Circumference
130636200.14614
Area
1.3580545499049E+15
Volume
3.7647801726306E+22
Surface area
5.4322181996196E+15
Circumference
130636200.14614
Perimeter
83165588
Area
432282189211609
Diagonal
29403475.618083
Surface area
2593693135269654
Volume
8.9877506119277E+21
Space diagonal
36011755.964335
Perimeter
62374191
Area
1.871836787304E+14
Altitude
18005877.982168
Surface area
1.871836787304E+14
Volume
1.0592165675513E+21
Height
9801158.5393611