72509966 is an even 8-digits composite number following 72509965
and preceding 72509967 . In scientific notation, it is written as 7.2509966 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 34346808 positive integers (up to 72509966) that are relatively prime to 72509966.
72509966 has 8 divisors, whose sum is 114489480
The reverse of 72509966 is 66990527
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
seventy-two million five hundred nine thousand nine hundred sixty-six
Scientific notation
7.2509966 × 10^7
Engineering notation
7.2509966 × 10^6
Prime Factorization
2 × 19 × 1908157
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72509966
Product of the distinct prime numbers
The prime factorization of 72509966 is 2 × 19 × 1908157.
Since it has a total of 3 prime factors.
7 , 1 , 73 , 19 , 549 , 249 , 7357 , 1727 , 30187 , 94109 , 578972 , 748081 , 5930183 , 8391220 , 50151758 , 1477404 , 880972135 , 797128622 , 8582469178 , 3057028160
n×2
145019932
n×3
217529898
n×4
290039864
n×5
362549830
n÷2
36254983
n÷3
24169988.666667
n÷3
18127491.5
n÷5
14501993.2
n2
5257695169321156
n3
3.8123529796584E+23
n4
2.7643358493503E+31
n5
2.0044189844897E+39
2 √n
8515.2783865238
3 √n
416.99665109346
4 √n
92.278266057202
5 √n
37.331852418902
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
-72509965
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 72509966 can be divided by 8 positive divisors.
The sum of these divisors (counting 72509966) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010100100110101000001110
3
Ternary
12001102212222022
4
Quaternary
10110212220032
5
Quinary
122030304331
6
Senary
11110050142
8
Octal
424465016
10
Decimal
72509966
12
Duodecimal
20349952
16
Hexadecimal
4526a0e
20
Vigesimal
12d3ei6
36
Base36
17651q
md5
a5932116efcbd703621934da9df426e9
sha1
d6e5c2f7bb3c4da49c1d314e51715680dac559f4
sha256
31d68f30da7fae7aa029bc31ba7cf62a3c83b3635c9662458da09583a766fe20
sha512
82af296cc1866a0236a706f14ffd37410098c3b326fe513cfbd47a522b0193bd720cf2a4a61e119a9cbee01e9993cc431f15a12eefc314bf18be7c12e2c13f0f
ripemd-160
4795fd2973bbea3d54e8fc1f8b0c34da4ead2dd7
Diameter
145019932
Circumference
455593552.99529
Area
1.6517536518754E+16
Volume
1.5969146818381E+24
Surface area
6.6070146075016E+16
Circumference
455593552.99529
Perimeter
290039864
Area
5257695169321156
Diagonal
102544577.32441
Surface area
31546171015926936
Volume
3.8123529796584E+23
Space diagonal
125590945.16709
Perimeter
217529898
Area
2.2766487909934E+15
Altitude
62795472.583546
Surface area
2.2766487909934E+15
Volume
4.4929010736553E+22
Height
34181525.774804