72189843 is an odd 8-digits composite number following 72189842
and preceding 72189844 . In scientific notation, it is written as 7.2189843 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 43751400 positive integers (up to 72189843) that are relatively prime to 72189843.
72189843 has 8 divisors, whose sum is 105003456
The reverse of 72189843 is 34898127
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-two million one hundred eighty-nine thousand eight hundred forty-three
Scientific notation
7.2189843 × 10^7
Engineering notation
7.2189843 × 10^6
Prime Factorization
3 × 11 × 2187571
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72189843
Product of the distinct prime numbers
The prime factorization of 72189843 is 3 × 11 × 2187571.
Since it has a total of 3 prime factors.
8 , 3 , 24 , 48 , 871 , 947 , 2319 , 5460 , 398 , 53991 , 100238 , 149700 , 782488 , 2624720 , 52399490 , 41914667 , 929012894 , 964433300 , 8260867532 , 8317535672
n×2
144379686
n×3
216569529
n×4
288759372
n×5
360949215
n÷2
36094921.5
n÷3
24063281
n÷3
18047460.75
n÷5
14437968.6
n2
5211373432364649
n3
3.7620822989678E+23
n4
2.7158413051556E+31
n5
1.960561574321E+39
2 √n
8496.4606160448
3 √n
416.38208200981
4 √n
92.176247569777
5 √n
37.298830902398
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
-72189842
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 72189843 can be divided by 8 positive divisors.
The sum of these divisors (counting 72189843) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010011011000011110010011
3
Ternary
12000211121211220
4
Quaternary
10103120132103
5
Quinary
121440033333
6
Senary
11055140123
8
Octal
423303623
10
Decimal
72189843
12
Duodecimal
20214643
16
Hexadecimal
44d8793
20
Vigesimal
12b3ec3
36
Base36
16za1f
md5
0c491c0682aafcdce16e8f501a144ca7
sha1
6196501411c58b66c6fcc2bc3da64d08a6288c67
sha256
7ddc49c6d537e24f85c3e2fe65276a82d50d10ac133d9f6a7171d468a69c8314
sha512
d53a15bc101bf9b932c405f76a376c29c3ab9f87ba03fa4fad229ec56afe09efbadeb95e0ebec29ce12bc2481b3fe973c9d5a4e620acc12f07a502ea3feb1b93
ripemd-160
b2060eaa1ee78662d43c6f4e859faad852cfdb00
Diameter
144379686
Circumference
453582160.8652
Area
1.637201249023E+16
Volume
1.5758573483516E+24
Surface area
6.5488049960919E+16
Circumference
453582160.8652
Perimeter
288759372
Area
5211373432364649
Diagonal
102091855.03618
Surface area
31268240594187894
Volume
3.7620822989678E+23
Space diagonal
125036475.86642
Perimeter
216569529
Area
2.2565908905175E+15
Altitude
62518237.93321
Surface area
2.2565908905175E+15
Volume
4.4336565083033E+22
Height
34030618.345395