12721812 is an even 8-digits composite number following 12721811
and preceding 12721813 . In scientific notation, it is written as 1.2721812 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 12 positive divisors.
There are 4240600 positive integers (up to 12721812) that are relatively prime to 12721812.
12721812 has 12 divisors, whose sum is 29684256
The reverse of 12721812 is 21812721
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 24
Digital Root 6
Name
twelve million seven hundred twenty-one thousand eight hundred twelve
Scientific notation
1.2721812 × 10^7
Engineering notation
1.2721812 × 10^6
Prime Factorization
2 × 2 × 3 × 1060151
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6360906
Product of the distinct prime numbers
The prime factorization of 12721812 is 2 × 2 × 3 × 1060151.
Since it has a total of 4 prime factors.
3 , 10 , 79 , 90 , 378 , 494 , 916 , 8219 , 70416 , 81677 , 174103 , 161398 , 8916443 , 7768429 , 12348450 , 93085760 , 597049587 , 480509625 , 7182928287 , 6385209234
n×2
25443624
n×3
38165436
n×4
50887248
n×5
63609060
n÷2
6360906
n÷3
4240604
n÷3
3180453
n÷5
2544362.4
n2
161844500563344
n3
2.0589553094008E+21
n4
2.6193642362598E+28
n5
3.3323059373221E+35
2 √n
3566.764920765
3 √n
233.44414781726
4 √n
59.722398819581
5 √n
26.357838623389
1 , 2 , 3 , 4 , 6 , 12 , 1060151 , 2120302 , 3180453 , 4240604 , 6360906 , 12721812
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12721811
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12721812 can be divided by 12 positive divisors.
The sum of these divisors (counting 12721812) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110000100001111010010100
3
Ternary
212221100001020
4
Quaternary
300201322110
5
Quinary
11224044222
6
Senary
1132401140
8
Octal
60417224
10
Decimal
12721812
12
Duodecimal
43161b0
16
Hexadecimal
c21e94
20
Vigesimal
3ja4ac
36
Base36
7ko7o
md5
d623a0e0f1368f76429fb035ca270516
sha1
990045eed2599b748f289b8bf9617e57eda86899
sha256
76878c8f01b2e95e58c0cc4d4ae08faf79969d2a290a83488d64b12aecc352cb
sha512
5a3d9eb1128726cf0aaf2bf8e7e1da50ae62e19f876236c4c0be564ed6d6e50c159b3e810bd2dc49181515fd01fb529e2d4a4da7d0ae71fc98590b71f4d49989
ripemd-160
d033141513d2f497975144646350f9f3a461891f
Diameter
25443624
Circumference
79933502.239101
Area
5.0844949399371E+14
Volume
8.6245318321108E+21
Surface area
2.0337979759748E+15
Circumference
79933502.239101
Perimeter
50887248
Area
161844500563344
Diagonal
17991359.068361
Surface area
971067003380064
Volume
2.0589553094008E+21
Space diagonal
22034824.748339
Perimeter
38165436
Area
70080724475330
Altitude
11017412.37417
Surface area
70080724475330
Volume
2.4265021023955E+20
Height
5997119.6894536