72643246 is an even 8-digits composite number following 72643245
and preceding 72643247 . In scientific notation, it is written as 7.2643246 × 10^7.
The sum of its digits is 34. It has a total of 5 prime factors and 32 positive divisors.
There are 31885920 positive integers (up to 72643246) that are relatively prime to 72643246.
72643246 has 32 divisors, whose sum is 123153408
The reverse of 72643246 is 64234627
Previous prime number is 367
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-two million six hundred forty-three thousand two hundred forty-six
Scientific notation
7.2643246 × 10^7
Engineering notation
7.2643246 × 10^6
Prime Factorization
2 × 13 × 23 × 367 × 331
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
72643246
Product of the distinct prime numbers
The prime factorization of 72643246 is 2 × 13 × 23 × 367 × 331.
Since it has a total of 5 prime factors.
4 , 5 , 42 , 53 , 918 , 975 , 2 , 9938 , 51878 , 79233 , 27114 , 104435 , 7030050 , 6385567 , 21923805 , 17060406 , 353100160 , 570741265 , 1418594590 , 6119483349
n×2
145286492
n×3
217929738
n×4
290572984
n×5
363216230
n÷2
36321623
n÷3
24214415.333333
n÷3
18160811.5
n÷5
14528649.2
n2
5277041189416516
n3
3.8334140127492E+23
n4
2.7847163714798E+31
n5
2.0229083641364E+39
2 √n
8523.1007268482
3 √n
417.25198747169
4 √n
92.320640849423
5 √n
37.345566216762
1 , 2 , 13 , 23 , 26 , 46 , 299 , 331 , 367 , 598 , 662 , 734 , 4303 , 4771 , 7613 , 8441 , 8606 , 9542 , 15226 , 16882 , 98969 , 109733 , 121477 , 197938 , 219466 , 242954 , 1579201 , 2793971 , 3158402 , 5587942 , 36321623 , 72643246
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72643245
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72643246 can be divided by 32 positive divisors.
The sum of these divisors (counting 72643246) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100010101000111001010101110
3
Ternary
12001200122210121
4
Quaternary
10111013022232
5
Quinary
122044040441
6
Senary
11112555154
8
Octal
425071256
10
Decimal
72643246
12
Duodecimal
203b2aba
16
Hexadecimal
45472ae
20
Vigesimal
12e0826
36
Base36
178zvy
md5
1367d4b796c60339876d679ab8916af6
sha1
c4f9080ad8ad624bad019aa3ca28db6f1864bfb4
sha256
6a925f69e02093e25e782497099cf51658be7db625da665bfd32b9eab3e97948
sha512
69262cdb489b3c9e75297dc721d4fe8cb43a9cfe6c51802b278ed519a9ffa0fab9f8c7b35522b51eb08611dc4ce57c7aff0f94e70d55defc8f119d71aaaf7480
ripemd-160
eaecdcfa3262994fdb927d8901368dda5960064a
Diameter
145286492
Circumference
456430975.93303
Area
1.6578313833362E+16
Volume
1.6057367067495E+24
Surface area
6.6313255333447E+16
Circumference
456430975.93303
Perimeter
290572984
Area
5277041189416516
Diagonal
102733063.70801
Surface area
31662247136499096
Volume
3.8334140127492E+23
Space diagonal
125821792.89872
Perimeter
217929738
Area
2.2850258634258E+15
Altitude
62910896.449362
Surface area
2.2850258634258E+15
Volume
4.5177217391841E+22
Height
34244354.569335