72809173 is an odd 8-digits composite number following 72809172
and preceding 72809174 . In scientific notation, it is written as 7.2809173 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 68558400 positive integers (up to 72809173) that are relatively prime to 72809173.
72809173 has 16 divisors, whose sum is 77217280
The reverse of 72809173 is 37190827
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
seventy-two million eight hundred nine thousand one hundred seventy-three
Scientific notation
7.2809173 × 10^7
Engineering notation
7.2809173 × 10^6
Prime Factorization
31 × 277 × 61 × 139
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72809173
Product of the distinct prime numbers
The prime factorization of 72809173 is 31 × 277 × 61 × 139.
Since it has a total of 4 prime factors.
2 , 1 , 27 , 98 , 258 , 849 , 6787 , 5510 , 78192 , 86766 , 124418 , 689811 , 4181320 , 7178078 , 81387461 , 17288168 , 808241044 , 205264635 , 7552373894 , 4147728510
n×2
145618346
n×3
218427519
n×4
291236692
n×5
364045865
n÷2
36404586.5
n÷3
24269724.333333
n÷3
18202293.25
n÷5
14561834.6
n2
5301175672943929
n3
3.8597421667477E+23
n4
2.8102463515413E+31
n5
2.0461171278199E+39
2 √n
8532.8291322398
3 √n
417.56943255814
4 √n
92.373313961554
5 √n
37.362611115689
1 , 31 , 61 , 139 , 277 , 1891 , 4309 , 8479 , 8587 , 16897 , 38503 , 262849 , 523807 , 1193593 , 2348683 , 72809173
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
-72809172
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 72809173 can be divided by 16 positive divisors.
The sum of these divisors (counting 72809173) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010101101111101011010101
3
Ternary
12002000002102001
4
Quaternary
10111233223111
5
Quinary
122114343143
6
Senary
11120315301
8
Octal
425575325
10
Decimal
72809173
12
Duodecimal
20472b31
16
Hexadecimal
456fad5
20
Vigesimal
12f12id
36
Base36
17cjx1
md5
d9c83ac019051f8e0ff55bc772122d25
sha1
df9f1605195b6998c2a2d459764f861c7252d140
sha256
1de997348b87ecee9658155ff47f752dd20e94068285ce1d59c5b466b7076b5a
sha512
a3503ec5c44932ac3a6674be393f788258e4494e07a4f2b9299a72fa2a0e1b03cd13f26ece8da31d71454bb82fe55ccde3a97c9bcf597dba445fa207f2ce2bf7
ripemd-160
29cb4e5681080018c649f0e8b137ac3ef18d537e
Diameter
145618346
Circumference
457473526.0215
Area
1.665413454951E+16
Volume
1.6167650181074E+24
Surface area
6.6616538198038E+16
Circumference
457473526.0215
Perimeter
291236692
Area
5301175672943929
Diagonal
102967719.92177
Surface area
31807054037663574
Volume
3.8597421667477E+23
Space diagonal
126109186.89307
Perimeter
218427519
Area
2.2954764013468E+15
Altitude
63054593.446536
Surface area
2.2954764013468E+15
Volume
4.5487497662315E+22
Height
34322573.307256