12912585 is an odd 8-digits composite number following 12912584
and preceding 12912586 . In scientific notation, it is written as 1.2912585 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 5711040 positive integers (up to 12912585) that are relatively prime to 12912585.
12912585 has 8 divisors, whose sum is 13459456
The reverse of 12912585 is 58521921
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twelve million nine hundred twelve thousand five hundred eighty-five
Scientific notation
1.2912585 × 10^7
Engineering notation
1.2912585 × 10^6
Prime Factorization
105 × 31 × 3967
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12912585
Product of the distinct prime numbers
The prime factorization of 12912585 is 105 × 31 × 3967.
Since it has a total of 3 prime factors.
10 , 8 , 49 , 74 , 374 , 234 , 2422 , 5096 , 42043 , 56893 , 806166 , 14136 , 405828 , 7507406 , 62423754 , 28354378 , 329995278 , 557809155 , 8720614392 , 4386374231
n×2
25825170
n×3
38737755
n×4
51650340
n×5
64562925
n÷2
6456292.5
n÷3
4304195
n÷3
3228146.25
n÷5
2582517
n2
166734851382225
n3
2.1529779409353E+21
n4
2.7800510665453E+28
n5
3.5897645701106E+35
2 √n
3593.4085489963
3 √n
234.60525247901
4 √n
59.945046075521
5 √n
26.436419738892
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
-12912584
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 12912585 can be divided by 8 positive divisors.
The sum of these divisors (counting 12912585) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001010000011111001001
3
Ternary
220022000201220
4
Quaternary
301100133021
5
Quinary
11301200320
6
Senary
1140432253
8
Octal
61203711
10
Decimal
12912585
12
Duodecimal
43a8689
16
Hexadecimal
c507c9
20
Vigesimal
40e195
36
Base36
7orex
md5
551f9a4a693a296372fd67423d4abd16
sha1
fa3dc9f157962bc914122570ffd4b871ac88a6ea
sha256
da7f2f7be0bbad1df4ab4d4104270a3343440c914ff4d49a570b38835cf37c79
sha512
fc7f4faad14453c2fbba308efc258a1e95813c5c4f6de0a44d7b6d596218233fca58fe9f4ad462fedde4a4272f853c698532414666e3e39e7eb5215591eb06e7
ripemd-160
dab165ebfda8613afa39d975e5f37dac62681121
Diameter
25825170
Circumference
81132164.349708
Area
5.2381298419978E+14
Volume
9.0183729101112E+21
Surface area
2.0952519367991E+15
Circumference
81132164.349708
Perimeter
51650340
Area
166734851382225
Diagonal
18261152.832295
Surface area
1000409108293350
Volume
2.1529779409353E+21
Space diagonal
22365253.277052
Perimeter
38737755
Area
72198308496615
Altitude
11182626.638526
Surface area
72198308496615
Volume
2.5373088363007E+20
Height
6087050.9440985