20497637 is an odd 8-digits composite number following 20497636
and preceding 20497638 . In scientific notation, it is written as 2.0497637 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 19356624 positive integers (up to 20497637) that are relatively prime to 20497637.
20497637 has 8 divisors, whose sum is 21645600
The reverse of 20497637 is 73679402
Previous prime number is 347
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million four hundred ninety-seven thousand six hundred thirty-seven
Scientific notation
2.0497637 × 10^7
Engineering notation
2.0497637 × 10^6
Prime Factorization
19 × 347 × 3109
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20497637
Product of the distinct prime numbers
The prime factorization of 20497637 is 19 × 347 × 3109.
Since it has a total of 3 prime factors.
6 , 4 , 48 , 87 , 515 , 694 , 4502 , 2022 , 50238 , 69672 , 253181 , 318728 , 9182695 , 3187423 , 22026675 , 44308982 , 245344445 , 857591916 , 2032028501 , 7848083278
n×2
40995274
n×3
61492911
n×4
81990548
n×5
102488185
n÷2
10248818.5
n÷3
6832545.6666667
n÷3
5124409.25
n÷5
4099527.4
n2
420153122583769
n3
8.6121461911386E+21
n4
1.7652864641689E+29
n5
3.6184201143548E+36
2 √n
4527.4316118524
3 √n
273.67466759456
4 √n
67.286191836456
5 √n
28.996178163447
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
-20497636
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 20497637 can be divided by 8 positive divisors.
The sum of these divisors (counting 20497637) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110001100010011100101
3
Ternary
1102120101110202
4
Quaternary
1032030103211
5
Quinary
20221411022
6
Senary
2011200245
8
Octal
116142345
10
Decimal
20497637
12
Duodecimal
6a46085
16
Hexadecimal
138c4e5
20
Vigesimal
68241h
36
Base36
c7c2t
md5
bb1fca9b37a33769fa70bb3d3133b0cb
sha1
3640872fc5b578303378f2bfa10b6a71b66aced6
sha256
9c0de4233e3be86ff5ee6380158292cf29332a5dcde73001081c49bcf8aa04a5
sha512
cc8d426b50474941c4df50ca67634bc13729463decc7e9a0d85c0e4e17b1540c2b468e44386674635a172692971d08ab72e50f4b1747fd4aabb224affa0812b7
ripemd-160
59782b0b985bdc941f12308fd39c9e3c804c81cb
Diameter
40995274
Circumference
128790451.6303
Area
1.319949963292E+15
Volume
3.607447360763E+22
Surface area
5.2797998531679E+15
Circumference
128790451.6303
Perimeter
81990548
Area
420153122583769
Diagonal
28988036.242001
Surface area
2520918735502614
Volume
8.6121461911386E+21
Space diagonal
35502948.719104
Perimeter
61492911
Area
1.8193163881845E+14
Altitude
17751474.359552
Surface area
1.8193163881845E+14
Volume
1.014951162054E+21
Height
9662678.7473335