72555985 is an odd 8-digits composite number following 72555984
and preceding 72555986 . In scientific notation, it is written as 7.2555985 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 58044784 positive integers (up to 72555985) that are relatively prime to 72555985.
72555985 has 4 divisors, whose sum is 87067188
The reverse of 72555985 is 58955527
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
seventy-two million five hundred fifty-five thousand nine hundred eighty-five
Scientific notation
7.2555985 × 10^7
Engineering notation
7.2555985 × 10^6
Prime Factorization
5 × 14511197
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72555985
Product of the distinct prime numbers
The prime factorization of 72555985 is 5 × 14511197.
Since it has a total of 2 prime factors.
7 , 1 , 90 , 94 , 419 , 76 , 8437 , 7581 , 14850 , 90106 , 247595 , 496938 , 3360368 , 627493 , 69788915 , 6961266 , 962241008 , 296215109 , 8573014809 , 219555673
n×2
145111970
n×3
217667955
n×4
290223940
n×5
362779925
n÷2
36277992.5
n÷3
24185328.333333
n÷3
18138996.25
n÷5
14511197
n2
5264370959320225
n3
3.8196162035887E+23
n4
2.7713601597334E+31
n5
2.0107876617922E+39
2 √n
8517.9801009394
3 √n
417.08484913359
4 √n
92.292903849318
5 √n
37.336589805076
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72555984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72555985 can be divided by 4 positive divisors.
The sum of these divisors (counting 72555985) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010100110001110111010001
3
Ternary
12001112020002201
4
Quaternary
10110301313101
5
Quinary
122033242420
6
Senary
11111043201
8
Octal
424616721
10
Decimal
72555985
12
Duodecimal
20370501
16
Hexadecimal
4531dd1
20
Vigesimal
12d99j5
36
Base36
1774k1
md5
594b90fca38b86060a11f3d676149f21
sha1
0010271f7b9624f5b8aebb00058a34806e040449
sha256
e6e811f0c9b13c4d41a9252e433463af5ba39abb643d06fd89f317243e1cfa5c
sha512
500c14a79e3cdf82c9dd98d7ed29061f1d3cf34d313fc73b223c599070981b4d393dffdfae7a96271732ef0e513fce4eb12027c5ddfb1a037b27391deddd7da3
ripemd-160
5b11445bf616c649d8023b18c494af8bf988a21a
Diameter
145111970
Circumference
455882698.89994
Area
1.6538509131572E+16
Volume
1.5999570939636E+24
Surface area
6.6154036526287E+16
Circumference
455882698.89994
Perimeter
290223940
Area
5264370959320225
Diagonal
102609658.01834
Surface area
31586225755921350
Volume
3.8196162035887E+23
Space diagonal
125670652.41321
Perimeter
217667955
Area
2.2795394928582E+15
Altitude
62835326.206603
Surface area
2.2795394928582E+15
Volume
4.501460865146E+22
Height
34203219.339446