12908085 is an odd 8-digits composite number following 12908084
and preceding 12908086 . In scientific notation, it is written as 1.2908085 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 6830720 positive integers (up to 12908085) that are relatively prime to 12908085.
12908085 has 8 divisors, whose sum is 13875840
The reverse of 12908085 is 58080921
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twelve million nine hundred eight thousand eighty-five
Scientific notation
1.2908085 × 10^7
Engineering notation
1.2908085 × 10^6
Prime Factorization
15 × 131 × 6569
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12908085
Product of the distinct prime numbers
The prime factorization of 12908085 is 15 × 131 × 6569.
Since it has a total of 3 prime factors.
9 , 1 , 92 , 37 , 983 , 111 , 4648 , 4870 , 10042 , 57641 , 601438 , 599798 , 3093346 , 1011285 , 28605305 , 87149519 , 479598180 , 593813740 , 7679917966 , 7558383282
n×2
25816170
n×3
38724255
n×4
51632340
n×5
64540425
n÷2
6454042.5
n÷3
4302695
n÷3
3227021.25
n÷5
2581617
n2
166618658367225
n3
2.1507278047901E+21
n4
2.7761777316094E+28
n5
3.5835138134721E+35
2 √n
3592.782347986
3 √n
234.57799621961
4 √n
59.939822722344
5 √n
26.434576878214
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
-12908084
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 12908085 can be divided by 8 positive divisors.
The sum of these divisors (counting 12908085) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001001111011000110101
3
Ternary
220021210120020
4
Quaternary
301033120311
5
Quinary
11301024320
6
Senary
1140355353
8
Octal
61173065
10
Decimal
12908085
12
Duodecimal
43a5b59
16
Hexadecimal
c4f635
20
Vigesimal
40da45
36
Base36
7onxx
md5
a2c70b60ec4262b6bc4acca014293468
sha1
f6e5d3791e6462b60b5ad0f7ba42b142995b54c7
sha256
d91f1f602aafe67e62350d6bb6fab23322329b6ed5a6aa9ba4fe5e6b618adf61
sha512
126237af76ddf00a6ac852b27d8430004c8ae0dba249004f720d6ff862c459ee92c8abcaf67c30956a997c704e6c2ee601f4670462beb77f118f69787a40e830
ripemd-160
7ea5fe05f809163c4dda95955f024e63e219e36f
Diameter
25816170
Circumference
81103890.015825
Area
5.2344795307746E+14
Volume
9.0089475618665E+21
Surface area
2.0937918123098E+15
Circumference
81103890.015825
Perimeter
51632340
Area
166618658367225
Diagonal
18254788.871265
Surface area
999711950203350
Volume
2.1507278047901E+21
Space diagonal
22357459.048418
Perimeter
38724255
Area
72147995445249
Altitude
11178729.524209
Surface area
72147995445249
Volume
2.5346570254226E+20
Height
6084929.6237549