66704787 is an odd 8-digits composite number following 66704786
and preceding 66704788 . In scientific notation, it is written as 6.6704787 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 41717760 positive integers (up to 66704787) that are relatively prime to 66704787.
66704787 has 16 divisors, whose sum is 90979200
The reverse of 66704787 is 78740766
Previous prime number is 449
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
sixty-six million seven hundred four thousand seven hundred eighty-seven
Scientific notation
6.6704787 × 10^7
Engineering notation
6.6704787 × 10^6
Prime Factorization
51 × 3 × 449 × 971
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
66704787
Product of the distinct prime numbers
The prime factorization of 66704787 is 51 × 3 × 449 × 971.
Since it has a total of 4 prime factors.
6 , 8 , 51 , 57 , 990 , 743 , 279 , 287 , 96484 , 81782 , 643636 , 665543 , 8426232 , 2257653 , 81202509 , 17055926 , 967657925 , 80348882 , 3445323888 , 9322671655
n×2
133409574
n×3
200114361
n×4
266819148
n×5
333523935
n÷2
33352393.5
n÷3
22234929
n÷3
16676196.75
n÷5
13340957.4
n2
4449528608715369
n3
2.9680485809477E+23
n4
1.9798304839777E+31
n5
1.3206417072984E+39
2 √n
8167.2998598068
3 √n
405.55740350138
4 √n
90.373114695726
5 √n
36.71397436544
1 , 3 , 51 , 153 , 449 , 971 , 1347 , 2913 , 22899 , 49521 , 68697 , 148563 , 435979 , 1307937 , 22234929 , 66704787
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66704786
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66704787 can be divided by 16 positive divisors.
The sum of these divisors (counting 66704787) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11111110011101010110010011
3
Ternary
11122111221202200
4
Quaternary
3332131112103
5
Quinary
114034023122
6
Senary
10341414243
8
Octal
376352623
10
Decimal
66704787
12
Duodecimal
1a40a383
16
Hexadecimal
3f9d593
20
Vigesimal
10gi1j7
36
Base36
13ppqr
md5
847a0c48b8b6f3110a421b1cd8c0c049
sha1
dd6cc3a3602b1823bc6fb357bd0890f642b81376
sha256
12687dbbba7f099f130d026456bc8cf11b663220d823d34649c4cb3f4e4d711b
sha512
12235412ba8ce87338df72ca1efd0c2b34d84cf2c1bcfc0e3188499030f05d9643334f9fa3a1d54aef54809d588af242bea44fe725d1238690889b113f408a05
ripemd-160
3275802536c0bef071085448c90105d7c21fd1f5
Diameter
133409574
Circumference
419118537.59694
Area
1.3978606389078E+16
Volume
1.2432532823204E+24
Surface area
5.5914425556311E+16
Circumference
419118537.59694
Perimeter
266819148
Area
4449528608715369
Diagonal
94334814.450609
Surface area
26697171652292214
Volume
2.9680485809477E+23
Space diagonal
115536080.19206
Perimeter
200114361
Area
1.9267024050066E+15
Altitude
57768040.09603
Surface area
1.9267024050066E+15
Volume
3.4978787974653E+22
Height
31444938.150203