66788331 is an odd 8-digits composite number following 66788330
and preceding 66788332 . In scientific notation, it is written as 6.6788331 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 43489992 positive integers (up to 66788331) that are relatively prime to 66788331.
66788331 has 8 divisors, whose sum is 91122240
The reverse of 66788331 is 13388766
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
sixty-six million seven hundred eighty-eight thousand three hundred thirty-one
Scientific notation
6.6788331 × 10^7
Engineering notation
6.6788331 × 10^6
Prime Factorization
3 × 43 × 517739
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66788331
Product of the distinct prime numbers
The prime factorization of 66788331 is 3 × 43 × 517739.
Since it has a total of 3 prime factors.
6 , 3 , 85 , 19 , 438 , 937 , 8762 , 9406 , 66006 , 99447 , 264754 , 547542 , 2111510 , 5184168 , 66373095 , 98698110 , 745524452 , 249521160 , 7554285501 , 8066122700
n×2
133576662
n×3
200364993
n×4
267153324
n×5
333941655
n÷2
33394165.5
n÷3
22262777
n÷3
16697082.75
n÷5
13357666.2
n2
4460681157765561
n3
2.9792144965031E+23
n4
1.9897676391245E+31
n5
1.3289325969493E+39
2 √n
8172.412801615
3 √n
405.72664549045
4 √n
90.401398228207
5 √n
36.723166199944
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
-66788330
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 66788331 can be divided by 8 positive divisors.
The sum of these divisors (counting 66788331) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111110110001101111101011
3
Ternary
11122200012100220
4
Quaternary
3332301233223
5
Quinary
114044211311
6
Senary
10343301123
8
Octal
376615753
10
Decimal
66788331
12
Duodecimal
1a44a7a3
16
Hexadecimal
3fb1beb
20
Vigesimal
10h8agb
36
Base36
13ri7f
md5
4f538dbd72a0a15489868938612baa20
sha1
96d01f213254e636b491784aaa59a0166f82137d
sha256
10966206075093d2ceafac030b0876919e5b3e7b01e35014a55472845cfa0e2f
sha512
e15551ca317a0ea455511c2af145e88729f41a80b3f9fa3c0d0d3e51b108b5c3e837c139cc657bef5b216d0242b6ebcc2623f1e8960ecfd4686c7583bbc07bed
ripemd-160
9f9286a5d7b3fd0292f304f06b7e07988d5201d3
Diameter
133576662
Circumference
419643460.03025
Area
1.4013643155243E+16
Volume
1.247930450091E+24
Surface area
5.6054572620971E+16
Circumference
419643460.03025
Perimeter
267153324
Area
4460681157765561
Diagonal
94452963.508463
Surface area
26764086946593366
Volume
2.9792144965031E+23
Space diagonal
115680782.64473
Perimeter
200364993
Area
1.9315316004038E+15
Altitude
57840391.322364
Surface area
1.9315316004038E+15
Volume
3.5110379551443E+22
Height
31484321.169488