12805969 is an odd 8-digits composite number following 12805968
and preceding 12805970 . In scientific notation, it is written as 1.2805969 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 11641780 positive integers (up to 12805969) that are relatively prime to 12805969.
12805969 has 4 divisors, whose sum is 13970160
The reverse of 12805969 is 96950821
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twelve million eight hundred five thousand nine hundred sixty-nine
Scientific notation
1.2805969 × 10^7
Engineering notation
1.2805969 × 10^6
Prime Factorization
11 × 1164179
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12805969
Product of the distinct prime numbers
The prime factorization of 12805969 is 11 × 1164179.
Since it has a total of 2 prime factors.
6 , 8 , 57 , 20 , 54 , 286 , 4337 , 8890 , 28195 , 49743 , 825680 , 309294 , 2021181 , 6767394 , 83243826 , 57453154 , 377203122 , 656990392 , 4099001028 , 7908025387
n×2
25611938
n×3
38417907
n×4
51223876
n×5
64029845
n÷2
6402984.5
n÷3
4268656.3333333
n÷3
3201492.25
n÷5
2561193.8
n2
163992842028961
n3
2.1000872512448E+21
n4
2.6893652236736E+28
n5
3.4439927684042E+35
2 √n
3578.5428598803
3 √n
233.9577747853
4 √n
59.820923261684
5 √n
26.392619051078
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
-12805968
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 12805969 can be divided by 4 positive divisors.
The sum of these divisors (counting 12805969) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000110110011101010001
3
Ternary
220002121111011
4
Quaternary
300312131101
5
Quinary
11234242334
6
Senary
1134250521
8
Octal
60663521
10
Decimal
12805969
12
Duodecimal
4356a41
16
Hexadecimal
c36751
20
Vigesimal
400ei9
36
Base36
7mh5d
md5
59ac82e8209bbae34181d8a6d5b44295
sha1
0ac49fd03419e3d64f98314b000cc96f5dfa85f6
sha256
e6b9c183c12f54490e7a2337975a200696efafa985450c8191561a88703e621c
sha512
0d59619d5612e5b1b7d2cb1c5da60a44ad1c8e22c905effdb63a59c1317cb63849adbaa6d4b427550f3af752b9d16dd4af911b035aefb8c2b90edc942df04190
ripemd-160
a164927074ace576d69fe26f2fcdfe91a4a43072
Diameter
25611938
Circumference
80462276.264997
Area
5.151987077595E+14
Volume
8.7968249072109E+21
Surface area
2.060794831038E+15
Circumference
80462276.264997
Perimeter
51223876
Area
163992842028961
Diagonal
18110375.039129
Surface area
983957052173766
Volume
2.1000872512448E+21
Space diagonal
22180588.948152
Perimeter
38417907
Area
71010983617944
Altitude
11090294.474076
Surface area
71010983617944
Volume
2.474976560731E+20
Height
6036791.6797098