66804765 is an odd 8-digits composite number following 66804764
and preceding 66804766 . In scientific notation, it is written as 6.6804765 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 34076064 positive integers (up to 66804765) that are relatively prime to 66804765.
66804765 has 16 divisors, whose sum is 107102400
The reverse of 66804765 is 56740866
Previous prime number is 529
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
sixty-six million eight hundred four thousand seven hundred sixty-five
Scientific notation
6.6804765 × 10^7
Engineering notation
6.6804765 × 10^6
Prime Factorization
3 × 5 × 529 × 8419
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
66804765
Product of the distinct prime numbers
The prime factorization of 66804765 is 3 × 5 × 529 × 8419.
Since it has a total of 4 prime factors.
10 , 9 , 38 , 66 , 491 , 594 , 6120 , 9897 , 39971 , 23275 , 23376 , 961024 , 3750338 , 5433194 , 53560046 , 3048208 , 872280213 , 32190610 , 9825825146 , 1216795036
n×2
133609530
n×3
200414295
n×4
267219060
n×5
334023825
n÷2
33402382.5
n÷3
22268255
n÷3
16701191.25
n÷5
13360953
n2
4462876626705225
n3
2.9814142427104E+23
n4
1.9917267785192E+31
n5
1.3305683938318E+39
2 √n
8173.4181955899
3 √n
405.75992058896
4 √n
90.406958778569
5 √n
36.724973249509
1 , 3 , 5 , 15 , 529 , 1587 , 2645 , 7935 , 8419 , 25257 , 42095 , 126285 , 4453651 , 13360953 , 22268255 , 66804765
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
-66804764
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 66804765 can be divided by 16 positive divisors.
The sum of these divisors (counting 66804765) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11111110110101110000011101
3
Ternary
11122201000220120
4
Quaternary
3332311300131
5
Quinary
114100223030
6
Senary
10343505153
8
Octal
376656035
10
Decimal
66804765
12
Duodecimal
1a4581b9
16
Hexadecimal
3fb5c1d
20
Vigesimal
10habi5
36
Base36
13ruvx
md5
ba9c3ed413e55b1ae58b4867e80d7b1c
sha1
a3cdbe4e5b3fea09c5218d168075ac1d2e549791
sha256
0e7a17fab4b833ee175cd77f953e61963d5fae639e86e99af64b9136f36437a0
sha512
f66f9a9d6622edfb5b86ce80470338f4e5ad0ff4af1d073f8892e009a3f6814fa551efcf96c379005d62f9bbfa521865686ccc46a4f29277fa9eb6c2616488a4
ripemd-160
501f09578a7b2e89250f901c9f1dcfcbb92e2b37
Diameter
133609530
Circumference
419746717.89759
Area
1.4020540424335E+16
Volume
1.2488518776276E+24
Surface area
5.6082161697339E+16
Circumference
419746717.89759
Perimeter
267219060
Area
4462876626705225
Diagonal
94476204.694147
Surface area
26777259760231350
Volume
2.9814142427104E+23
Space diagonal
115709247.1677
Perimeter
200414295
Area
1.9324822663413E+15
Altitude
57854623.58385
Surface area
1.9324822663413E+15
Volume
3.5136303809111E+22
Height
31492068.231382