72188895 is an odd 8-digits composite number following 72188894
and preceding 72188896 . In scientific notation, it is written as 7.2188895 × 10^7.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 37957920 positive integers (up to 72188895) that are relatively prime to 72188895.
72188895 has 16 divisors, whose sum is 117130752
The reverse of 72188895 is 59888127
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
seventy-two million one hundred eighty-eight thousand eight hundred ninety-five
Scientific notation
7.2188895 × 10^7
Engineering notation
7.2188895 × 10^6
Prime Factorization
3 × 5 × 71 × 67783
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72188895
Product of the distinct prime numbers
The prime factorization of 72188895 is 3 × 5 × 71 × 67783.
Since it has a total of 4 prime factors.
5 , 6 , 28 , 77 , 159 , 117 , 2675 , 9160 , 81279 , 16425 , 180023 , 514904 , 3221741 , 3464212 , 97970065 , 20625458 , 629771934 , 675107731 , 4200281925 , 5400024825
n×2
144377790
n×3
216566685
n×4
288755580
n×5
360944475
n÷2
36094447.5
n÷3
24062965
n÷3
18047223.75
n÷5
14437779
n2
5211236561321025
n3
3.7619340894536E+23
n4
2.7156986498049E+31
n5
1.9604328468241E+39
2 √n
8496.4048279257
3 √n
416.38025935293
4 √n
92.175944952714
5 √n
37.298732939925
1 , 3 , 5 , 15 , 71 , 213 , 355 , 1065 , 67783 , 203349 , 338915 , 1016745 , 4812593 , 14437779 , 24062965 , 72188895
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
-72188894
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 72188895 can be divided by 16 positive divisors.
The sum of these divisors (counting 72188895) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010011011000001111011111
3
Ternary
12000211120112210
4
Quaternary
10103120033133
5
Quinary
121440021040
6
Senary
11055131503
8
Octal
423301737
10
Decimal
72188895
12
Duodecimal
20213b93
16
Hexadecimal
44d83df
20
Vigesimal
12b3c4f
36
Base36
16z9b3
md5
935e653c26757a617036efa9f022eada
sha1
9ab44401f348b55d679dab4f9bfabe46d0fd25e8
sha256
acc79587f0ac8d15bf2b5fb30af801b7e280a5716de402dec830fb21b19d1213
sha512
cdf567c80973eee245151018c0a37dff9342a4fe11c5c296887fb6ac8825f2ab57a98441e68b17c5bc47705ca69d331bbde074a4d615edb5ed800871684f1e26
ripemd-160
486d851abb8f8602b0d81cd8cd296d9f9e8fe156
Diameter
144377790
Circumference
453576204.40553
Area
1.6371582497165E+16
Volume
1.5757952664955E+24
Surface area
6.5486329988659E+16
Circumference
453576204.40553
Perimeter
288755580
Area
5211236561321025
Diagonal
102090514.36173
Surface area
31267419367926150
Volume
3.7619340894536E+23
Space diagonal
125034833.88225
Perimeter
216566685
Area
2.2565316236171E+15
Altitude
62517416.941127
Surface area
2.2565316236171E+15
Volume
4.4334818417159E+22
Height
34030171.453909