66707865 is an odd 8-digits composite number following 66707864
and preceding 66707866 . In scientific notation, it is written as 6.6707865 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 30494016 positive integers (up to 66707865) that are relatively prime to 66707865.
66707865 has 8 divisors, whose sum is 74424840
The reverse of 66707865 is 56870766
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
sixty-six million seven hundred seven thousand eight hundred sixty-five
Scientific notation
6.6707865 × 10^7
Engineering notation
6.6707865 × 10^6
Prime Factorization
245 × 9 × 30253
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66707865
Product of the distinct prime numbers
The prime factorization of 66707865 is 245 × 9 × 30253.
Since it has a total of 3 prime factors.
5 , 1 , 92 , 18 , 103 , 265 , 1526 , 7792 , 86201 , 80093 , 375058 , 542512 , 3191826 , 9068183 , 9604663 , 29374749 , 854161073 , 713399129 , 3901003668 , 4022793463
n×2
133415730
n×3
200123595
n×4
266831460
n×5
333539325
n÷2
33353932.5
n÷3
22235955
n÷3
16676966.25
n÷5
13341573
n2
4449939252858225
n3
2.9684594693787E+23
n4
1.9801959354128E+31
n5
1.3209464313307E+39
2 √n
8167.4882920026
3 √n
405.56364136697
4 √n
90.374157213236
5 √n
36.714313182285
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
-66707864
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 66707865 can be divided by 8 positive divisors.
The sum of these divisors (counting 66707865) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111110011110000110011001
3
Ternary
11122112002222200
4
Quaternary
3332132012121
5
Quinary
114034122430
6
Senary
10341440413
8
Octal
376360631
10
Decimal
66707865
12
Duodecimal
1a410109
16
Hexadecimal
3f9e199
20
Vigesimal
10gi9d5
36
Base36
13ps49
md5
667a135029014e4c1f40d529571e17fb
sha1
b533d08e0035d063f65d82bd167328ac91e91dd3
sha256
70254c2266cda6598e7b054e54a1f27b0e841aeca3761871b9b6ea18658107c3
sha512
9a3f4ac1c8240828f0bc926df607042293163b2df161d90c7a6cc4fda13ac9ebd82beae87780bd93b57bd781791c47fb985bc03bb7d6003ae81b3f7d23fbebdc
ripemd-160
52f33d47ed5f8b75b40c154d68300f36a8fcafad
Diameter
133415730
Circumference
419137877.24132
Area
1.39798964657E+16
Volume
1.2434253948639E+24
Surface area
5.5919585862801E+16
Circumference
419137877.24132
Perimeter
266831460
Area
4449939252858225
Diagonal
94339167.399954
Surface area
26699635517149350
Volume
2.9684594693787E+23
Space diagonal
115541411.44445
Perimeter
200123595
Area
1.9268802191364E+15
Altitude
57770705.722223
Surface area
1.9268802191364E+15
Volume
3.4983630341251E+22
Height
31446389.133318