72920171 is an odd 8-digits composite number following 72920170
and preceding 72920172 . In scientific notation, it is written as 7.2920171 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 70986280 positive integers (up to 72920171) that are relatively prime to 72920171.
72920171 has 8 divisors, whose sum is 74870784
The reverse of 72920171 is 17102927
Previous prime number is 191
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
seventy-two million nine hundred twenty thousand one hundred seventy-one
Scientific notation
7.2920171 × 10^7
Engineering notation
7.2920171 × 10^6
Prime Factorization
47 × 191 × 8123
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72920171
Product of the distinct prime numbers
The prime factorization of 72920171 is 47 × 191 × 8123.
Since it has a total of 3 prime factors.
4 , 1 , 81 , 87 , 315 , 136 , 6155 , 2399 , 16272 , 55066 , 291840 , 535466 , 134904 , 6525939 , 59673209 , 35829548 , 331341811 , 457215589 , 7076476590 , 2740929785
n×2
145840342
n×3
218760513
n×4
291680684
n×5
364600855
n÷2
36460085.5
n÷3
24306723.666667
n÷3
18230042.75
n÷5
14584034.2
n2
5317351338669241
n3
3.8774216888284E+23
n4
2.8274225258848E+31
n5
2.0617613407677E+39
2 √n
8539.3308285837
3 √n
417.78152047967
4 √n
92.408499763732
5 √n
37.373996078027
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72920170
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72920171 can be divided by 8 positive divisors.
The sum of these divisors (counting 72920171) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010110001010110001101011
3
Ternary
12002012201200002
4
Quaternary
10112022301223
5
Quinary
122131421141
6
Senary
11122533215
8
Octal
426126153
10
Decimal
72920171
12
Duodecimal
2050720b
16
Hexadecimal
458ac6b
20
Vigesimal
12ff08b
36
Base36
17exkb
md5
6dd47bf87bd2ae7e88f39510859af68c
sha1
85a310aef3e02ac1d0cdd5ab92d0e1154e554ad0
sha256
a4ee9e8b8856dae07a2f03929ac9bd4ffc4688463e3485d491a33c9f6537a34d
sha512
2e5effd2a429ba907085ed3dd1bf127db28206236632586c5af11fb8bb9d2062b29aee19906021a7c48ede1126edcc8a1f6ef5bb15100ba6277f55fc0773afa6
ripemd-160
4ceebc86268abceea1800e344d397f672f378e96
Diameter
145840342
Circumference
458170947.02422
Area
1.6704951902119E+16
Volume
1.6241705989991E+24
Surface area
6.6819807608477E+16
Circumference
458170947.02422
Perimeter
291680684
Area
5317351338669241
Diagonal
103124694.79877
Surface area
31904108032015446
Volume
3.8774216888284E+23
Space diagonal
126301441.06861
Perimeter
218760513
Area
2.3024806700674E+15
Altitude
63150720.534305
Surface area
2.3024806700674E+15
Volume
4.5695852828173E+22
Height
34374898.266255