72458561 is an odd 8-digits composite number following 72458560
and preceding 72458562 . In scientific notation, it is written as 7.2458561 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 61907040 positive integers (up to 72458561) that are relatively prime to 72458561.
72458561 has 8 divisors, whose sum is 83076864
The reverse of 72458561 is 16585427
Previous prime number is 313
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-two million four hundred fifty-eight thousand five hundred sixty-one
Scientific notation
7.2458561 × 10^7
Engineering notation
7.2458561 × 10^6
Prime Factorization
7 × 313 × 33071
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72458561
Product of the distinct prime numbers
The prime factorization of 72458561 is 7 × 313 × 33071.
Since it has a total of 3 prime factors.
6 , 5 , 78 , 9 , 291 , 257 , 2301 , 5134 , 66914 , 69091 , 372151 , 97912 , 3073248 , 2297242 , 30012736 , 63548447 , 19386600 , 890930085 , 8267132085 , 2441046510
n×2
144917122
n×3
217375683
n×4
289834244
n×5
362292805
n÷2
36229280.5
n÷3
24152853.666667
n÷3
18114640.25
n÷5
14491712.2
n2
5250243062190721
n3
3.8042505718657E+23
n4
2.7565052212082E+31
n5
1.9973240171773E+39
2 √n
8512.2594532827
3 √n
416.89808634182
4 √n
92.261906837452
5 √n
37.326557730727
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
-72458560
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 72458561 can be divided by 8 positive divisors.
The sum of these divisors (counting 72458561) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010100011010000101000001
3
Ternary
12001100021110102
4
Quaternary
10110122011001
5
Quinary
122022133221
6
Senary
11105012145
8
Octal
424320501
10
Decimal
72458561
12
Duodecimal
20324055
16
Hexadecimal
451a141
20
Vigesimal
12ch681
36
Base36
1751dt
md5
b4fadc7479c6ea9ecbb70a251d91a0e1
sha1
08c5ffc30e0f4ad6789a3c934fae87d9eb5ef9e3
sha256
164d270439df5b4ce1fca83ca8273aa2ab55b22da04f5fbd31c6918469cd025d
sha512
b486328838e1f6952ad30458ee6d4a0acf99f814ab0b272b1748721dde8a1bfe856f6f61a5c7026c84b4be129dbeb594a9387a7dfbb1dd6cbbaa12c1f560ab25
ripemd-160
65a7b3b2dae56bc446f367ac9676df54389d9723
Diameter
144917122
Circumference
455270565.85458
Area
1.6494125033739E+16
Volume
1.5935207531984E+24
Surface area
6.5976500134957E+16
Circumference
455270565.85458
Perimeter
289834244
Area
5250243062190721
Diagonal
102471879.67624
Surface area
31501458373144326
Volume
3.8042505718657E+23
Space diagonal
125501909.09533
Perimeter
217375683
Area
2.2734219339501E+15
Altitude
62750954.547664
Surface area
2.2734219339501E+15
Volume
4.4833522944984E+22
Height
34157293.225413