66707918 is an even 8-digits composite number following 66707917
and preceding 66707919 . In scientific notation, it is written as 6.6707918 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 33353958 positive integers (up to 66707918) that are relatively prime to 66707918.
66707918 has 4 divisors, whose sum is 100061880
The reverse of 66707918 is 81970766
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
sixty-six million seven hundred seven thousand nine hundred eighteen
Scientific notation
6.6707918 × 10^7
Engineering notation
6.6707918 × 10^6
Prime Factorization
2 × 33353959
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66707918
Product of the distinct prime numbers
The prime factorization of 66707918 is 2 × 33353959.
Since it has a total of 2 prime factors.
6 , 8 , 36 , 1 , 189 , 230 , 1482 , 5409 , 53435 , 50509 , 409761 , 248919 , 1342687 , 3980925 , 32633232 , 53885339 , 128902104 , 476631507 , 3405830647 , 2681196181
n×2
133415836
n×3
200123754
n×4
266831672
n×5
333539590
n÷2
33353959
n÷3
22235972.666667
n÷3
16676979.5
n÷5
13341583.6
n2
4449946323894724
n3
2.9684665447877E+23
n4
1.9802022285544E+31
n5
1.3209516788583E+39
2 √n
8167.4915365735
3 √n
405.56374877493
4 √n
90.374175164001
5 √n
36.714319016254
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
-66707917
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 66707918 can be divided by 4 positive divisors.
The sum of these divisors (counting 66707918) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111110011110000111001110
3
Ternary
11122112010001122
4
Quaternary
3332132013032
5
Quinary
114034123133
6
Senary
10341440542
8
Octal
376360716
10
Decimal
66707918
12
Duodecimal
1a410152
16
Hexadecimal
3f9e1ce
20
Vigesimal
10gi9fi
36
Base36
13ps5q
md5
e8877e59d625a3bc6adb8be5e711b815
sha1
bc330c39ae06daeea6fd8366b08f5d5b179d503f
sha256
677c1e20937138e071df6f42194db2f7f30e1c8dd1431dfb3599dd159f4fa6b2
sha512
377b3272c053488b36e2af3605b9e8aab90d07dd07e95dfe477e183afad77c9f2825a1fe7baaec68b25b42eefa24e280434357edb7e5b7a451d6021ac35482d0
ripemd-160
7578c1538e9c1a0e0fe567df2bfeef79c9cc09f1
Diameter
133415836
Circumference
419138210.25014
Area
1.3979918680017E+16
Volume
1.2434283586043E+24
Surface area
5.5919674720066E+16
Circumference
419138210.25014
Perimeter
266831672
Area
4449946323894724
Diagonal
94339242.353272
Surface area
26699677943368344
Volume
2.9684665447877E+23
Space diagonal
115541503.24314
Perimeter
200123754
Area
1.926883280985E+15
Altitude
57770751.621569
Surface area
1.926883280985E+15
Volume
3.4983713725746E+22
Height
31446414.117757