72487769 is an odd 8-digits composite number following 72487768
and preceding 72487770 . In scientific notation, it is written as 7.2487769 × 10^7.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 71405796 positive integers (up to 72487769) that are relatively prime to 72487769.
72487769 has 4 divisors, whose sum is 73569744
The reverse of 72487769 is 96778427
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
seventy-two million four hundred eighty-seven thousand seven hundred sixty-nine
Scientific notation
7.2487769 × 10^7
Engineering notation
7.2487769 × 10^6
Prime Factorization
67 × 1081907
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72487769
Product of the distinct prime numbers
The prime factorization of 72487769 is 67 × 1081907.
Since it has a total of 2 prime factors.
2 , 2 , 46 , 79 , 914 , 678 , 871 , 7302 , 63463 , 73598 , 870532 , 892102 , 4920082 , 4889256 , 2027466 , 81026738 , 785489257 , 885466640 , 974151305 , 3972020105
n×2
144975538
n×3
217463307
n×4
289951076
n×5
362438845
n÷2
36243884.5
n÷3
24162589.666667
n÷3
18121942.25
n÷5
14497553.8
n2
5254476654597361
n3
3.8088528995435E+23
n4
2.7609524913709E+31
n5
2.0013528641447E+39
2 √n
8513.9749236182
3 √n
416.95409593478
4 √n
92.271203111362
5 √n
37.329566507983
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
-72487768
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 72487769 can be divided by 4 positive divisors.
The sum of these divisors (counting 72487769) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010100100001001101011001
3
Ternary
12001101202112012
4
Quaternary
10110201031121
5
Quinary
122024102034
6
Senary
11105355305
8
Octal
424411531
10
Decimal
72487769
12
Duodecimal
20338b35
16
Hexadecimal
4521359
20
Vigesimal
12d0j89
36
Base36
175nx5
md5
44f841e6039e6b265f765422e4a8ab41
sha1
5db04c67b16857587b1aa0a0a7d7949eb88d4809
sha256
0acf421409e691a712b334a5851e4f4169f4ec169484cb2d5b17713df3756105
sha512
1b477408ca860cdbc05297d1fc423356fbe1bbee65b72de00b37c35775464e1d1df8e5075dbbc14eea0d578974837a97fc149e72f2a58efdac3512d20d84e9a1
ripemd-160
8ae53a417dda5b8774f795d48edd01ce31213c39
Diameter
144975538
Circumference
455454085.13103
Area
1.6507425256542E+16
Volume
1.595448571708E+24
Surface area
6.6029701026169E+16
Circumference
455454085.13103
Perimeter
289951076
Area
5254476654597361
Diagonal
102513186.02597
Surface area
31526859927584166
Volume
3.8088528995435E+23
Space diagonal
125552498.83532
Perimeter
217463307
Area
2.2752551332368E+15
Altitude
62776249.417658
Surface area
2.2752551332368E+15
Volume
4.488776189682E+22
Height
34171062.008656