72481805 is an odd 8-digits composite number following 72481804
and preceding 72481806 . In scientific notation, it is written as 7.2481805 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 52604160 positive integers (up to 72481805) that are relatively prime to 72481805.
72481805 has 8 divisors, whose sum is 73953600
The reverse of 72481805 is 50818427
Previous prime number is 619
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
seventy-two million four hundred eighty-one thousand eight hundred five
Scientific notation
7.2481805 × 10^7
Engineering notation
7.2481805 × 10^6
Prime Factorization
55 × 619 × 2129
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72481805
Product of the distinct prime numbers
The prime factorization of 72481805 is 55 × 619 × 2129.
Since it has a total of 3 prime factors.
4 , 2 , 50 , 38 , 34 , 661 , 5804 , 8492 , 98748 , 38157 , 892974 , 779502 , 9846855 , 2351671 , 25149441 , 72194361 , 219374756 , 797153817 , 6266709102 , 4240980175
n×2
144963610
n×3
217445415
n×4
289927220
n×5
362409025
n÷2
36240902.5
n÷3
24160601.666667
n÷3
18120451.25
n÷5
14496361
n2
5253612056058025
n3
3.8079128459285E+23
n4
2.7600439635558E+31
n5
2.0005296835788E+39
2 √n
8513.6246687295
3 √n
416.94266052315
4 √n
92.269305127597
5 √n
37.328952222662
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
-72481804
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 72481805 can be divided by 8 positive divisors.
The sum of these divisors (counting 72481805) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010100011111110000001101
3
Ternary
12001101110100022
4
Quaternary
10110133300031
5
Quinary
122023404210
6
Senary
11105311525
8
Octal
424376015
10
Decimal
72481805
12
Duodecimal
203355a5
16
Hexadecimal
451fc0d
20
Vigesimal
12d04a5
36
Base36
175jbh
md5
b790e34ac747ed4a9e8bcc6e60dc4921
sha1
233e7970016933ee3beda3dda28597291595539a
sha256
8f8f5ed448f3221a09449aedb77332f112e3289a52053c0b11cc220a65cf8ae2
sha512
00d3a01e670ea0971c4164b320fc51974f0aa773fd7f3ec63456094cd481ab29afba6b01c196a27557cccca27b29fe50bf604d17a0a2f8495da824d25150e2d6
ripemd-160
dba5d2b60b7236385ba0b75aba4de68870816a8f
Diameter
144963610
Circumference
455416612.21386
Area
1.6504709040123E+16
Volume
1.5950548029705E+24
Surface area
6.6018836160491E+16
Circumference
455416612.21386
Perimeter
289927220
Area
5253612056058025
Diagonal
102504751.65628
Surface area
31521672336348150
Volume
3.8079128459285E+23
Space diagonal
125542168.8843
Perimeter
217445415
Area
2.2748807510872E+15
Altitude
62771084.44215
Surface area
2.2748807510872E+15
Volume
4.4876683258723E+22
Height
34168250.552094