66705791 is an odd 8-digits composite number following 66705790
and preceding 66705792 . In scientific notation, it is written as 6.6705791 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 66670392 positive integers (up to 66705791) that are relatively prime to 66705791.
66705791 has 4 divisors, whose sum is 66741192
The reverse of 66705791 is 19750766
Previous prime number is 1997
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
sixty-six million seven hundred five thousand seven hundred ninety-one
Scientific notation
6.6705791 × 10^7
Engineering notation
6.6705791 × 10^6
Prime Factorization
1997 × 33403
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66705791
Product of the distinct prime numbers
The prime factorization of 66705791 is 1997 × 33403.
Since it has a total of 2 prime factors.
5 , 7 , 93 , 31 , 768 , 585 , 1290 , 4781 , 66761 , 51359 , 590368 , 101980 , 7758271 , 9086826 , 59752928 , 20956744 , 431043272 , 204469574 , 6695973914 , 1845132819
n×2
133411582
n×3
200117373
n×4
266823164
n×5
333528955
n÷2
33352895.5
n÷3
22235263.666667
n÷3
16676447.75
n÷5
13341158.2
n2
4449662552935681
n3
2.9681826027665E+23
n4
1.9799496834998E+31
n5
1.3207410977805E+39
2 √n
8167.3613241977
3 √n
405.55943822586
4 √n
90.373454754135
5 √n
36.71408488407
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66705790
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66705791 can be divided by 4 positive divisors.
The sum of these divisors (counting 66705791) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111110011101100101111111
3
Ternary
11122112000010212
4
Quaternary
3332131211333
5
Quinary
114034041131
6
Senary
10341423035
8
Octal
376354577
10
Decimal
66705791
12
Duodecimal
1a40aa7b
16
Hexadecimal
3f9d97f
20
Vigesimal
10gi49b
36
Base36
13pqin
md5
3e50a5360b7d62d0c7e7af236687a41a
sha1
555da60c9248caec861fce37cffdc36d5019eba6
sha256
3a084026a7ecf69845acbba5ad6e479851a2782c8af8d492c4afbc66e44b2f69
sha512
e9875ef0741bc3ede8cb6a42747090544bca0c2c34aac77b0b8da05ed7d71a0f86fd033f34325f470d0718e67da6ba483e8d74a2d758885e43ecc328a8c8bb4e
ripemd-160
6eb716b5d3b7f2ab71affe69b70ff777ed42151f
Diameter
133411582
Circumference
419124845.91499
Area
1.3979027187256E+16
Volume
1.2433094212486E+24
Surface area
5.5916108749025E+16
Circumference
419124845.91499
Perimeter
266823164
Area
4449662552935681
Diagonal
94336234.321025
Surface area
26697975317614086
Volume
2.9681826027665E+23
Space diagonal
115537819.17107
Perimeter
200117373
Area
1.9267604045553E+15
Altitude
57768909.585535
Surface area
1.9267604045553E+15
Volume
3.4980367436936E+22
Height
31445411.440342