66820747 is an odd 8-digits composite number following 66820746
and preceding 66820748 . In scientific notation, it is written as 6.6820747 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 57092352 positive integers (up to 66820747) that are relatively prime to 66820747.
66820747 has 8 divisors, whose sum is 76610016
The reverse of 66820747 is 74702866
Previous prime number is 317
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
sixty-six million eight hundred twenty thousand seven hundred forty-seven
Scientific notation
6.6820747 × 10^7
Engineering notation
6.6820747 × 10^6
Prime Factorization
7 × 317 × 30113
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66820747
Product of the distinct prime numbers
The prime factorization of 66820747 is 7 × 317 × 30113.
Since it has a total of 3 prime factors.
5 , 5 , 20 , 77 , 647 , 166 , 2878 , 8476 , 39241 , 80841 , 376742 , 331641 , 179267 , 6700308 , 85619705 , 43102928 , 199751690 , 469824228 , 3595811485 , 4676167168
n×2
133641494
n×3
200462241
n×4
267282988
n×5
334103735
n÷2
33410373.5
n÷3
22273582.333333
n÷3
16705186.75
n÷5
13364149.4
n2
4465012229638009
n3
2.9835545254855E+23
n4
1.9936334210817E+31
n5
1.3321607444084E+39
2 √n
8174.3958186523
3 √n
405.792275257
4 √n
90.412365407904
5 √n
36.726730257004
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
-66820746
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 66820747 can be divided by 8 positive divisors.
The sum of these divisors (counting 66820747) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111110111001101010001011
3
Ternary
11122201211211111
4
Quaternary
3332321222023
5
Quinary
114101230442
6
Senary
10344111151
8
Octal
376715213
10
Decimal
66820747
12
Duodecimal
1a4654b7
16
Hexadecimal
3fb9a8b
20
Vigesimal
10hcbh7
36
Base36
13s77v
md5
ddc85a1aa13d20610ea88ff1c280fb12
sha1
6a07bdc2d5ae29dc61daa51075392af6ab43b480
sha256
0248291ab6b2b2d099f20a2c22b8b130d587caa509c71ebeece2d276e4e605df
sha512
2738754cd387a2a99d9178e4e16e20a1f6ce59035e6645e6e9bbf0eadb2cd46399417ca89cbcd62b0f06dd281c23a658e420f432b09d9a2f12b446724105b88c
ripemd-160
170347a2876f38702e7f49722a68d9ae5aee33fa
Diameter
133641494
Circumference
419847135.76516
Area
1.4027249618819E+16
Volume
1.24974839718E+24
Surface area
5.6108998475277E+16
Circumference
419847135.76516
Perimeter
267282988
Area
4465012229638009
Diagonal
94498806.655301
Surface area
26790073377828054
Volume
2.9835545254855E+23
Space diagonal
115736928.80371
Perimeter
200462241
Area
1.9334070095374E+15
Altitude
57868464.401853
Surface area
1.9334070095374E+15
Volume
3.516152728351E+22
Height
31499602.218434