12809311 is an odd 8-digits composite number following 12809310
and preceding 12809312 . In scientific notation, it is written as 1.2809311 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 12629760 positive integers (up to 12809311) that are relatively prime to 12809311.
12809311 has 4 divisors, whose sum is 12845952
The reverse of 12809311 is 11390821
Previous prime number is 36287
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twelve million eight hundred nine thousand three hundred eleven
Scientific notation
1.2809311 × 10^7
Engineering notation
1.2809311 × 10^6
Prime Factorization
36287 × 353
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12809311
Product of the distinct prime numbers
The prime factorization of 12809311 is 36287 × 353.
Since it has a total of 2 prime factors.
2 , 5 , 67 , 89 , 573 , 215 , 9334 , 5470 , 65943 , 56893 , 260581 , 378994 , 1787637 , 1646555 , 6286610 , 94999081 , 213351874 , 721904336 , 7191717397 , 5532879236
n×2
25618622
n×3
38427933
n×4
51237244
n×5
64046555
n÷2
6404655.5
n÷3
4269770.3333333
n÷3
3202327.75
n÷5
2561862.2
n2
164078448294721
n3
2.1017318726045E+21
n4
2.6921737194803E+28
n5
3.448489043885E+35
2 √n
3579.0097792546
3 √n
233.97812516192
4 √n
59.824825777052
5 √n
26.393996454487
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12809310
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12809311 can be divided by 4 positive divisors.
The sum of these divisors (counting 12809311) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000110111010001011111
3
Ternary
220002210001221
4
Quaternary
300313101133
5
Quinary
11234344221
6
Senary
1134314211
8
Octal
60672137
10
Decimal
12809311
12
Duodecimal
4358967
16
Hexadecimal
c3745f
20
Vigesimal
40135b
36
Base36
7mjq7
md5
189bf269e9eb134ee3890d8aeecbf595
sha1
5a275618bd0d733d748d6cbf16688209069ac235
sha256
4c0b2fad212298e5ee348d20f2fce740b92b09b0c23f0d2db03a743be2a5393e
sha512
9092e8b2912fd968759a7795a48ebe4dbcc58ce872f98d3fb3f8badc4699d512eedefa9c8a1c74c476f342340a8a66320dc43e8944ac733bf3b689680804c90a
ripemd-160
6ebb4127808c2a664a98c2b52f8be25d1af3b285
Diameter
25618622
Circumference
80483274.670294
Area
5.1546764777511E+14
Volume
8.8037138810531E+21
Surface area
2.0618705911004E+15
Circumference
80483274.670294
Perimeter
51237244
Area
164078448294721
Diagonal
18115101.340855
Surface area
984470689768326
Volume
2.1017318726045E+21
Space diagonal
22186377.461951
Perimeter
38427933
Area
71048052218380
Altitude
11093188.730975
Surface area
71048052218380
Volume
2.4769147655909E+20
Height
6038367.1136183