12642718 is an even 8-digits composite number following 12642717
and preceding 12642719 . In scientific notation, it is written as 1.2642718 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors.
There are 5623960 positive integers (up to 12642718) that are relatively prime to 12642718.
12642718 has 16 divisors, whose sum is 21129984
The reverse of 12642718 is 81724621
Previous prime number is 47
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twelve million six hundred forty-two thousand seven hundred eighteen
Scientific notation
1.2642718 × 10^7
Engineering notation
1.2642718 × 10^6
Prime Factorization
2 × 11 × 47 × 12227
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12642718
Product of the distinct prime numbers
The prime factorization of 12642718 is 2 × 11 × 47 × 12227.
Since it has a total of 4 prime factors.
2 , 6 , 46 , 65 , 858 , 655 , 4520 , 9785 , 40883 , 52451 , 727311 , 288978 , 3204239 , 8076652 , 77565841 , 75370352 , 65285479 , 428470099 , 1369455934 , 8812045385
n×2
25285436
n×3
37928154
n×4
50570872
n×5
63213590
n÷2
6321359
n÷3
4214239.3333333
n÷3
3160679.5
n÷5
2528543.6
n2
159838318427524
n3
2.0207907854734E+21
n4
2.5548288037739E+28
n5
3.229998010439E+35
2 √n
3555.6599949939
3 √n
232.95935238667
4 √n
59.629355144877
5 √n
26.324982441822
1 , 2 , 11 , 22 , 47 , 94 , 517 , 1034 , 12227 , 24454 , 134497 , 268994 , 574669 , 1149338 , 6321359 , 12642718
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12642717
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12642718 can be divided by 16 positive divisors.
The sum of these divisors (counting 12642718) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110000001110100110011110
3
Ternary
212210022112211
4
Quaternary
300032212132
5
Quinary
11214031333
6
Senary
1130551034
8
Octal
60164636
10
Decimal
12642718
12
Duodecimal
429847a
16
Hexadecimal
c0e99e
20
Vigesimal
3j06fi
36
Base36
7iz6m
md5
ae230f1c6aed3d7b43c4ba41b08e6a19
sha1
8b898911724ae1bda4ad3642f3267830f5a55c8d
sha256
625c86bfeeb39f4bb8a2ddaa778142cdf0e7644f21948dc6d5602ef1a0124b9c
sha512
a8d6eba569fcd6dc3e8fc8b2816368eb76845ef03bf7ef776c5d2e5ed711d08934af6fe493440299bf14ac349591bc9cc2462b87b1f47743731d221ed0766966
ripemd-160
eca04dc39482400b65307dc7cac01fc66938533f
Diameter
25285436
Circumference
79436539.980415
Area
5.0214688693406E+14
Volume
8.4646686481135E+21
Surface area
2.0085875477362E+15
Circumference
79436539.980415
Perimeter
50570872
Area
159838318427524
Diagonal
17879503.260858
Surface area
959029910565144
Volume
2.0207907854734E+21
Space diagonal
21897829.921766
Perimeter
37928154
Area
69212022128211
Altitude
10948914.960883
Surface area
69212022128211
Volume
2.3815247796125E+20
Height
5959834.4202862