72189966 is an even 8-digits composite number following 72189965
and preceding 72189967 . In scientific notation, it is written as 7.2189966 × 10^7.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 24036600 positive integers (up to 72189966) that are relatively prime to 72189966.
72189966 has 16 divisors, whose sum is 144540288
The reverse of 72189966 is 66998127
Previous prime number is 971
Is Prime? no
Number parity even
Number length 8
Sum of Digits 48
Digital Root 3
Name
seventy-two million one hundred eighty-nine thousand nine hundred sixty-six
Scientific notation
7.2189966 × 10^7
Engineering notation
7.2189966 × 10^6
Prime Factorization
2 × 3 × 971 × 12391
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72189966
Product of the distinct prime numbers
The prime factorization of 72189966 is 2 × 3 × 971 × 12391.
Since it has a total of 4 prime factors.
4 , 10 , 94 , 51 , 571 , 922 , 2520 , 2188 , 48900 , 28930 , 314690 , 271975 , 4123 , 6705979 , 21995777 , 19319046 , 359954143 , 546964638 , 9428884675 , 1193394874
n×2
144379932
n×3
216569898
n×4
288759864
n×5
360949830
n÷2
36094983
n÷3
24063322
n÷3
18047491.5
n÷5
14437993.2
n2
5211391191081156
n3
3.7621015289685E+23
n4
2.7158598146478E+31
n5
1.9605782768019E+39
2 √n
8496.4678543498
3 √n
416.3823184926
4 √n
92.176286833165
5 √n
37.298843612643
1 , 2 , 3 , 6 , 971 , 1942 , 2913 , 5826 , 12391 , 24782 , 37173 , 74346 , 12031661 , 24063322 , 36094983 , 72189966
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
-72189965
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 72189966 can be divided by 16 positive divisors.
The sum of these divisors (counting 72189966) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010011011000100000001110
3
Ternary
12000211122000110
4
Quaternary
10103120200032
5
Quinary
121440034331
6
Senary
11055140450
8
Octal
423304016
10
Decimal
72189966
12
Duodecimal
20214726
16
Hexadecimal
44d880e
20
Vigesimal
12b3ei6
36
Base36
16za4u
md5
4e148b831355a4192d3a5d963388de2e
sha1
8f8367e125cb87073e27754f2b8be49309d1cbc2
sha256
8315e15cd3d1cc607bff2611c5e8cc03b444096b81074fcfda00d29a8ab709a9
sha512
5eb55474fcd0eae8d42def8faeb131bbaae75462ce0a1f375933fdd80f1827944b2388434f71dee987e4ebfd5803ca0098200eeb541cacfb630637d34d0e37b2
ripemd-160
e543d1ae87cafc8e7b2ac021b80ff026a3d64f2a
Diameter
144379932
Circumference
453582933.69699
Area
1.6372068280883E+16
Volume
1.5758654033955E+24
Surface area
6.5488273123532E+16
Circumference
453582933.69699
Perimeter
288759864
Area
5211391191081156
Diagonal
102092028.98445
Surface area
31268347146486936
Volume
3.7621015289685E+23
Space diagonal
125036688.90867
Perimeter
216569898
Area
2.2565985802674E+15
Altitude
62518344.454335
Surface area
2.2565985802674E+15
Volume
4.4336791710765E+22
Height
34030676.328151