12731665 is an odd 8-digits composite number following 12731664
and preceding 12731666 . In scientific notation, it is written as 1.2731665 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 10169712 positive integers (up to 12731665) that are relatively prime to 12731665.
12731665 has 8 divisors, whose sum is 15301440
The reverse of 12731665 is 56613721
Previous prime number is 827
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twelve million seven hundred thirty-one thousand six hundred sixty-five
Scientific notation
1.2731665 × 10^7
Engineering notation
1.2731665 × 10^6
Prime Factorization
5 × 827 × 3079
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12731665
Product of the distinct prime numbers
The prime factorization of 12731665 is 5 × 827 × 3079.
Since it has a total of 3 prime factors.
5 , 8 , 100 , 67 , 945 , 183 , 5585 , 1820 , 90889 , 42495 , 959998 , 45238 , 8222925 , 5254654 , 14304476 , 67812832 , 468978039 , 566910602 , 4476587417 , 9068897977
n×2
25463330
n×3
38194995
n×4
50926660
n×5
63658325
n÷2
6365832.5
n÷3
4243888.3333333
n÷3
3182916.25
n÷5
2546333
n2
162095293672225
n3
2.0637429771114E+21
n4
2.6274884230685E+28
n5
3.3452302393886E+35
2 √n
3568.1458770628
3 √n
233.50439949709
4 √n
59.733959161123
5 √n
26.361920170348
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
-12731664
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 12731665 can be divided by 8 positive divisors.
The sum of these divisors (counting 12731665) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000100100010100010001
3
Ternary
212221211120011
4
Quaternary
300210110101
5
Quinary
11224403130
6
Senary
1132514521
8
Octal
60442421
10
Decimal
12731665
12
Duodecimal
431ba41
16
Hexadecimal
c24511
20
Vigesimal
3jb935
36
Base36
7kvtd
md5
efef1aa5f8b800adab25069d30a662f9
sha1
90a2363cb11ee0cf4fee6d7709e1678ed1c0341b
sha256
ffefe043ff4c68a888518bd70d510c1dfd13df6d1c4f4e268eeeb600893f5fe6
sha512
24f30fec45422d4b364887efb8ef6c405ef68b3d589bbdf3f61ecdeb2c50e26617907c530d84795b2bfad0d421b6c2dce142a59448c55041b9826970a54f9be5
ripemd-160
ba89f1f66275afb9dbf70bea7b8a99f6b6601278
Diameter
25463330
Circumference
79995410.463933
Area
5.0923738378214E+14
Volume
8.6445863677209E+21
Surface area
2.0369495351286E+15
Circumference
79995410.463933
Perimeter
50926660
Area
162095293672225
Diagonal
18005293.314591
Surface area
972571762033350
Volume
2.0637429771114E+21
Space diagonal
22051890.644946
Perimeter
38194995
Area
70189321077023
Altitude
11025945.322473
Surface area
70189321077023
Volume
2.4321444229026E+20
Height
6001764.438197