12686139 is an odd 8-digits composite number following 12686138
and preceding 12686140 . In scientific notation, it is written as 1.2686139 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 10 positive divisors.
There are 8457372 positive integers (up to 12686139) that are relatively prime to 12686139.
12686139 has 10 divisors, whose sum is 18951020
The reverse of 12686139 is 93168621
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twelve million six hundred eighty-six thousand one hundred thirty-nine
Scientific notation
1.2686139 × 10^7
Engineering notation
1.2686139 × 10^6
Prime Factorization
3 × 9 × 3 × 156619
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4228713
Product of the distinct prime numbers
The prime factorization of 12686139 is 3 × 9 × 3 × 156619.
Since it has a total of 4 prime factors.
3 , 9 , 82 , 27 , 945 , 864 , 3171 , 5128 , 14528 , 66832 , 381397 , 818732 , 3111632 , 8706915 , 23603655 , 63987541 , 993806987 , 896701930 , 9367231270 , 8268543627
n×2
25372278
n×3
38058417
n×4
50744556
n×5
63430695
n÷2
6343069.5
n÷3
4228713
n÷3
3171534.75
n÷5
2537227.8
n2
160938122727321
n3
2.0416833953179E+21
n4
2.5901079346994E+28
n5
3.28584692846E+35
2 √n
3561.760660123
3 √n
233.22574473023
4 √n
59.680488102252
5 √n
26.343040109074
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12686138
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12686139 can be divided by 10 positive divisors.
The sum of these divisors (counting 12686139) is 1, the average is 0.1.
Base
System
Value
2
Binary
110000011001001100111011
3
Ternary
212212112010000
4
Quaternary
300121030323
5
Quinary
11221424024
6
Senary
1131524043
8
Octal
60311473
10
Decimal
12686139
12
Duodecimal
42b9623
16
Hexadecimal
c1933b
20
Vigesimal
3j5f6j
36
Base36
7jwor
md5
ebdba8e8a63258ec5ca95fdc3e7606e9
sha1
9e11ce8b3fb94289be863339c70a9d9bdfb7188d
sha256
6590be4615c742cad895cfabd4fcc90cfe9ae9c76627aaf8c554197138f82f68
sha512
89816dee689477837aa074a4fc448043529c05db3fff7e8c239223681c836af18ad62318f9b8bbfa3b8e8d52334a71263369e9356bd20de29ce2c634a016f5cf
ripemd-160
2fcee1d41a0f58fdc9c3eb1c06311231e248f085
Diameter
25372278
Circumference
79709362.169638
Area
5.0560202404268E+14
Volume
8.5521834075824E+21
Surface area
2.0224080961707E+15
Circumference
79709362.169638
Perimeter
50744556
Area
160938122727321
Diagonal
17940909.82795
Surface area
965628736363926
Volume
2.0416833953179E+21
Space diagonal
21973037.299881
Perimeter
38058417
Area
69688251359619
Altitude
10986518.649941
Surface area
69688251359619
Volume
2.406146956442E+20
Height
5980303.2759834