20797451 is an odd 8-digits composite number following 20797450
and preceding 20797452 . In scientific notation, it is written as 2.0797451 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 19697832 positive integers (up to 20797451) that are relatively prime to 20797451.
20797451 has 8 divisors, whose sum is 21914880
The reverse of 20797451 is 15479702
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million seven hundred ninety-seven thousand four hundred fifty-one
Scientific notation
2.0797451 × 10^7
Engineering notation
2.0797451 × 10^6
Prime Factorization
23 × 103 × 8779
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20797451
Product of the distinct prime numbers
The prime factorization of 20797451 is 23 × 103 × 8779.
Since it has a total of 3 prime factors.
10 , 2 , 59 , 20 , 758 , 257 , 6288 , 3586 , 58655 , 23892 , 332490 , 476865 , 4698536 , 7940445 , 72942920 , 59219813 , 758188733 , 176491693 , 2594323627 , 4841715465
n×2
41594902
n×3
62392353
n×4
83189804
n×5
103987255
n÷2
10398725.5
n÷3
6932483.6666667
n÷3
5199362.75
n÷5
4159490.2
n2
432533968097401
n3
8.9956040073413E+21
n4
1.8708563355808E+29
n5
3.8909042967282E+36
2 √n
4560.422239223
3 √n
275.00253881954
4 √n
67.53089840379
5 √n
29.080510217487
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
-20797450
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 20797451 can be divided by 8 positive divisors.
The sum of these divisors (counting 20797451) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010101100000001011
3
Ternary
1110010121201222
4
Quaternary
1033111200023
5
Quinary
20311004301
6
Senary
2021432255
8
Octal
117254013
10
Decimal
20797451
12
Duodecimal
6b6b68b
16
Hexadecimal
13d580b
20
Vigesimal
69jdcb
36
Base36
cdrez
md5
676760749aa295a1eee3ab9cc33484fe
sha1
faba3fa91f8dd0c064a4dc1e82c2c69fb64e4879
sha256
cd682432530a3e45680882d5c4a7fe3fc93467715022ae5527d70d3511f0204e
sha512
beaba6a509313a890e5d2dbf950659d5820de23d319204b5c3dfc6339b7191722346d868b5e141c49b87c07c27782cba6b1ac0ec043693152456186f30d96962
ripemd-160
4c02a180a28d0ae231fcaefdbc677c6afaa962e4
Diameter
41594902
Circumference
130674238.54999
Area
1.3588455366028E+15
Volume
3.7680697952088E+22
Surface area
5.4353821464113E+15
Circumference
130674238.54999
Perimeter
83189804
Area
432533968097401
Diagonal
29412037.26699
Surface area
2595203808584406
Volume
8.9956040073413E+21
Space diagonal
36022241.799924
Perimeter
62392353
Area
1.8729270218602E+14
Altitude
18011120.899962
Surface area
1.8729270218602E+14
Volume
1.0601420990766E+21
Height
9804012.42233