12586945 is an odd 8-digits composite number following 12586944
and preceding 12586946 . In scientific notation, it is written as 1.2586945 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 8547840 positive integers (up to 12586945) that are relatively prime to 12586945.
12586945 has 8 divisors, whose sum is 13071456
The reverse of 12586945 is 54968521
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twelve million five hundred eighty-six thousand nine hundred forty-five
Scientific notation
1.2586945 × 10^7
Engineering notation
1.2586945 × 10^6
Prime Factorization
35 × 107 × 3361
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12586945
Product of the distinct prime numbers
The prime factorization of 12586945 is 35 × 107 × 3361.
Since it has a total of 3 prime factors.
7 , 6 , 4 , 55 , 199 , 716 , 6028 , 8930 , 22491 , 37008 , 224942 , 275934 , 3732073 , 3606646 , 9174042 , 88143618 , 730288298 , 87243965 , 9914279507 , 9478396574
n×2
25173890
n×3
37760835
n×4
50347780
n×5
62934725
n÷2
6293472.5
n÷3
4195648.3333333
n÷3
3146736.25
n÷5
2517389
n2
158431184433025
n3
1.9941646047433E+21
n4
2.5100440200851E+28
n5
3.159378602839E+35
2 √n
3547.8084784836
3 √n
232.61628283528
4 √n
59.563482759855
5 √n
26.301714961918
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
-12586944
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 12586945 can be divided by 8 positive divisors.
The sum of these divisors (counting 12586945) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000000000111111000001
3
Ternary
212200111001011
4
Quaternary
300000333001
5
Quinary
11210240240
6
Senary
1125440521
8
Octal
60007701
10
Decimal
12586945
12
Duodecimal
4270141
16
Hexadecimal
c00fc1
20
Vigesimal
3id775
36
Base36
7hs5d
md5
aa2379e4217670a82fd99f980af3a40f
sha1
b1f9d2bd3c31cbfcf72c32a3e9c58e7a43ec6ea8
sha256
f14d2750bb37a6c88959c980d51b422c733b5c746549b98841e05a473674868a
sha512
5afc0bbca84ec20c1d7c80902eaa06a41ff3895f9d7f03f4c5910c7fe176bb0534b7013949cba379e76ceaec300b410b34ef0a1d4376f3f177aef21e57f99e90
ripemd-160
af6a7a37532c6f0697e1b079081df2fb8e981a43
Diameter
25173890
Circumference
79086107.886278
Area
4.9772624511432E+14
Volume
8.3531371630806E+21
Surface area
1.9909049804573E+15
Circumference
79086107.886278
Perimeter
50347780
Area
158431184433025
Diagonal
17800628.327844
Surface area
950587106598150
Volume
1.9941646047433E+21
Space diagonal
21801228.252075
Perimeter
37760835
Area
68602715235329
Altitude
10900614.126038
Surface area
68602715235329
Volume
2.3501455246937E+20
Height
5933542.7759481