72643247 is an odd 8-digits composite number following 72643246
and preceding 72643248 . In scientific notation, it is written as 7.2643247 × 10^7.
The sum of its digits is 35. It has a total of 4 prime factors and 12 positive divisors.
There are 69114816 positive integers (up to 72643247) that are relatively prime to 72643247.
72643247 has 12 divisors, whose sum is 76315680
The reverse of 72643247 is 74234627
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
seventy-two million six hundred forty-three thousand two hundred forty-seven
Scientific notation
7.2643247 × 10^7
Engineering notation
7.2643247 × 10^6
Prime Factorization
37 × 47 × 37 × 1129
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1963331
Product of the distinct prime numbers
The prime factorization of 72643247 is 37 × 47 × 37 × 1129.
Since it has a total of 4 prime factors.
1 , 7 , 46 , 74 , 953 , 305 , 7194 , 6726 , 20942 , 29718 , 309343 , 852256 , 528953 , 2721742 , 12402137 , 52308144 , 394194072 , 219012380 , 2820640745 , 872712870
n×2
145286494
n×3
217929741
n×4
290572988
n×5
363216235
n÷2
36321623.5
n÷3
24214415.666667
n÷3
18160811.75
n÷5
14528649.4
n2
5277041334703009
n3
3.8334141710604E+23
n4
2.7847165248164E+31
n5
2.0229085033722E+39
2 √n
8523.1007855123
3 √n
417.25198938631
4 √n
92.320641167142
5 √n
37.345566319581
1 , 37 , 47 , 1129 , 1369 , 1739 , 41773 , 53063 , 64343 , 1545601 , 1963331 , 72643247
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72643246
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72643247 can be divided by 12 positive divisors.
The sum of these divisors (counting 72643247) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100010101000111001010101111
3
Ternary
12001200122210122
4
Quaternary
10111013022233
5
Quinary
122044040442
6
Senary
11112555155
8
Octal
425071257
10
Decimal
72643247
12
Duodecimal
203b2abb
16
Hexadecimal
45472af
20
Vigesimal
12e0827
36
Base36
178zvz
md5
7771d275c01a54fac48614b4d29ec1d4
sha1
a4a272fba92d2b8011f88cc17add1dfeb66265ce
sha256
12003107753505b1f4e3fbe104c20ffb3662add4f5236d06fcf319aba01b1c3a
sha512
3006309e9d368c9ef70bc494efa7cf37083c4db08908815a5696790da992402444f2ff41b69fc8407edabd333ef7a3d51636307ab3bddaf4391a5328b0bd1041
ripemd-160
cdcbc64fe569444df87bef5854b1fc5d12a73484
Diameter
145286494
Circumference
456430982.21622
Area
1.6578314289793E+16
Volume
1.6057367730627E+24
Surface area
6.6313257159171E+16
Circumference
456430982.21622
Perimeter
290572988
Area
5277041334703009
Diagonal
102733065.12222
Surface area
31662248008218054
Volume
3.8334141710604E+23
Space diagonal
125821794.63078
Perimeter
217929741
Area
2.2850259263367E+15
Altitude
62910897.315388
Surface area
2.2850259263367E+15
Volume
4.5177219257557E+22
Height
34244355.04074