20740915 is an odd 8-digits composite number following 20740914
and preceding 20740916 . In scientific notation, it is written as 2.0740915 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 15062400 positive integers (up to 20740915) that are relatively prime to 20740915.
20740915 has 8 divisors, whose sum is 21409344
The reverse of 20740915 is 51904702
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million seven hundred forty thousand nine hundred fifteen
Scientific notation
2.0740915 × 10^7
Engineering notation
2.0740915 × 10^6
Prime Factorization
65 × 61 × 5231
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20740915
Product of the distinct prime numbers
The prime factorization of 20740915 is 65 × 61 × 5231.
Since it has a total of 3 prime factors.
8 , 7 , 78 , 31 , 651 , 671 , 7037 , 2244 , 15337 , 84137 , 606478 , 568239 , 8035229 , 3034749 , 63656567 , 79596506 , 896006752 , 508735674 , 3272830104 , 3503547544
n×2
41481830
n×3
62222745
n×4
82963660
n×5
103704575
n÷2
10370457.5
n÷3
6913638.3333333
n÷3
5185228.75
n÷5
4148183
n2
430185555037225
n3
8.9224420312549E+21
n4
1.8505961176269E+29
n5
3.8383056775029E+36
2 √n
4554.219472094
3 √n
274.75312278855
4 √n
67.484957376396
5 √n
29.06468244727
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
-20740914
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 20740915 can be divided by 8 positive divisors.
The sum of these divisors (counting 20740915) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111000111101100110011
3
Ternary
1110000202012001
4
Quaternary
1033013230303
5
Quinary
20302202130
6
Senary
2020314431
8
Octal
117075463
10
Decimal
20740915
12
Duodecimal
6b42a17
16
Hexadecimal
13c7b33
20
Vigesimal
69cc5f
36
Base36
ccjsj
md5
00e36366cef634e51d771594f6a93e08
sha1
9c0dbe3c488ee6476cae542780b778fef94fbd9e
sha256
be79ca3119990aa44e0475a55c96f69a7300de2be5e5873facd4b90b6ec27950
sha512
241ee95717013371446cb3cf670f35a419070522b9b066f4c85b8d7004e59e50e29038673fefcd532e247c8dfc87650665e2d04f02ebc04174966effee0bc84b
ripemd-160
497cdaa25505c368eca1c78ac96b043faf82e93e
Diameter
41481830
Circumference
130319012.38546
Area
1.3514677793854E+15
Volume
3.7374237783295E+22
Surface area
5.4058711175416E+15
Circumference
130319012.38546
Perimeter
82963660
Area
430185555037225
Diagonal
29332083.289028
Surface area
2581113330223350
Volume
8.9224420312549E+21
Space diagonal
35924318.575467
Perimeter
62222745
Area
1.8627580950167E+14
Altitude
17962159.287734
Surface area
1.8627580950167E+14
Volume
1.0515198775074E+21
Height
9777361.0963425