12681009 is an odd 8-digits composite number following 12681008
and preceding 12681010 . In scientific notation, it is written as 1.2681009 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 7685280 positive integers (up to 12681009) that are relatively prime to 12681009.
12681009 has 8 divisors, whose sum is 17079200
The reverse of 12681009 is 90018621
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twelve million six hundred eighty-one thousand nine
Scientific notation
1.2681009 × 10^7
Engineering notation
1.2681009 × 10^6
Prime Factorization
99 × 3 × 42697
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12681009
Product of the distinct prime numbers
The prime factorization of 12681009 is 99 × 3 × 42697.
Since it has a total of 3 prime factors.
5 , 2 , 89 , 98 , 978 , 668 , 6907 , 7898 , 47236 , 19773 , 646573 , 155200 , 4489125 , 8154967 , 74254702 , 25167218 , 16813582 , 129639400 , 620181826 , 7846558333
n×2
25362018
n×3
38043027
n×4
50724036
n×5
63405045
n÷2
6340504.5
n÷3
4227003
n÷3
3170252.25
n÷5
2536201.8
n2
160807989258081
n3
2.0392075590536E+21
n4
2.5859209409227E+28
n5
3.2792086725129E+35
2 √n
3561.0404378496
3 √n
233.19430334423
4 √n
59.674453812746
5 √n
26.340909253341
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
-12681008
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 12681009 can be divided by 8 positive divisors.
The sum of these divisors (counting 12681009) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000010111111100110001
3
Ternary
212212021002000
4
Quaternary
300113330301
5
Quinary
11221243014
6
Senary
1131444213
8
Octal
60277461
10
Decimal
12681009
12
Duodecimal
42b6669
16
Hexadecimal
c17f31
20
Vigesimal
3j52a9
36
Base36
7jsq9
md5
12668550fd6482007f07b7a2a233bb54
sha1
cbff1e8f34908ee6124687b9067797156ada193d
sha256
a70630f439c5e54cb0719c77dfa18a65b80e58a253f3827aee408dea3235dbf8
sha512
57d68bc8a6c01f2698edf550a375afa3b34d545413cd32972d4b7b7caa767461cbdcd1ad5b48ff78c5edd35bffcbcdeefba6231f2a663fbacc09f00074998966
ripemd-160
de5dd127d23ea683d8912307fe23bba990949188
Diameter
25362018
Circumference
79677129.429012
Area
5.0519319769173E+14
Volume
8.5418126488902E+21
Surface area
2.0207727907669E+15
Circumference
79677129.429012
Perimeter
50724036
Area
160807989258081
Diagonal
17933654.912375
Surface area
964847935548486
Volume
2.0392075590536E+21
Space diagonal
21964151.879238
Perimeter
38043027
Area
69631901914497
Altitude
10982075.939619
Surface area
69631901914497
Volume
2.4032291554228E+20
Height
5977884.9707918