72378081 is an odd 8-digits composite number following 72378080
and preceding 72378082 . In scientific notation, it is written as 7.2378081 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 6 positive divisors.
There are 48252048 positive integers (up to 72378081) that are relatively prime to 72378081.
72378081 has 6 divisors, whose sum is 104546130
The reverse of 72378081 is 18087327
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
seventy-two million three hundred seventy-eight thousand eighty-one
Scientific notation
7.2378081 × 10^7
Engineering notation
7.2378081 × 10^6
Prime Factorization
3 × 3 × 8042009
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
24126027
Product of the distinct prime numbers
The prime factorization of 72378081 is 3 × 3 × 8042009.
Since it has a total of 3 prime factors.
3 , 4 , 46 , 97 , 163 , 532 , 6992 , 6594 , 22368 , 64680 , 422217 , 143452 , 6565625 , 8991431 , 51262074 , 33605248 , 656710753 , 701963045 , 3889119597 , 9946545155
n×2
144756162
n×3
217134243
n×4
289512324
n×5
361890405
n÷2
36189040.5
n÷3
24126027
n÷3
18094520.25
n÷5
14475616.2
n2
5238586609242561
n3
3.7915884592927E+23
n4
2.7442789662535E+31
n5
1.986256453061E+39
2 √n
8507.530840379
3 √n
416.74367906272
4 √n
92.236277246965
5 √n
37.318262294398
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72378080
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72378081 can be divided by 6 positive divisors.
The sum of these divisors (counting 72378081) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
100010100000110011011100001
3
Ternary
12001012012001200
4
Quaternary
10110012123201
5
Quinary
122012044311
6
Senary
11103151413
8
Octal
424063341
10
Decimal
72378081
12
Duodecimal
202a5569
16
Hexadecimal
45066e1
20
Vigesimal
12c7541
36
Base36
173ba9
md5
66fe2b566f7e9097d416c19c0896f6e7
sha1
415e088280197ffe336fb77b40e9a41abb84cda8
sha256
0e92edf48e267894241232b4931a8ab10f2c0ab369c1e62f6bd86f846ce129d1
sha512
5b32627994c06bff23718a40b8f1c59e55bba59a168559052ba70d188040ec6bd0350920ef7b67b60508937a5659ffcf1d5a55ce045e73211617237a7d5ac8aa
ripemd-160
02102b4a3ebcf938905c7e20bdb7977bfb983f4d
Diameter
144756162
Circumference
454764895.10105
Area
1.645750520679E+16
Volume
1.5882168598867E+24
Surface area
6.5830020827161E+16
Circumference
454764895.10105
Perimeter
289512324
Area
5238586609242561
Diagonal
102358063.76874
Surface area
31431519655455366
Volume
3.7915884592927E+23
Space diagonal
125362513.64634
Perimeter
217134243
Area
2.2683745417645E+15
Altitude
62681256.823168
Surface area
2.2683745417645E+15
Volume
4.4684298517242E+22
Height
34119354.589579