66494384 is an even 8-digits composite number following 66494383
and preceding 66494385 . In scientific notation, it is written as 6.6494384 × 10^7.
The sum of its digits is 44. It has a total of 6 prime factors and 20 positive divisors.
There are 30224640 positive integers (up to 66494384) that are relatively prime to 66494384.
66494384 has 20 divisors, whose sum is 140545320
The reverse of 66494384 is 48349466
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
sixty-six million four hundred ninety-four thousand three hundred eighty-four
Scientific notation
6.6494384 × 10^7
Engineering notation
6.6494384 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 11 × 377809
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
8311798
Product of the distinct prime numbers
The prime factorization of 66494384 is 2 × 2 × 2 × 2 × 11 × 377809.
Since it has a total of 6 prime factors.
1 , 7 , 6 , 35 , 881 , 768 , 6894 , 1882 , 41719 , 62169 , 168057 , 247607 , 4663759 , 6680707 , 46399615 , 29690319 , 144207000 , 896239501 , 1617338785 , 1190081523
n×2
132988768
n×3
199483152
n×4
265977536
n×5
332471920
n÷2
33247192
n÷3
22164794.666667
n÷3
16623596
n÷5
13298876.8
n2
4421503103539456
n3
2.9400512522394E+23
n4
1.9549689694609E+31
n5
1.2999445736342E+39
2 √n
8154.4088688267
3 √n
405.1305457329
4 √n
90.301765590861
5 √n
36.690784140427
1 , 2 , 4 , 8 , 11 , 16 , 22 , 44 , 88 , 176 , 377809 , 755618 , 1511236 , 3022472 , 4155899 , 6044944 , 8311798 , 16623596 , 33247192 , 66494384
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66494383
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66494384 can be divided by 20 positive divisors.
The sum of these divisors (counting 66494384) is 1, the average is 0.05.
Base
System
Value
2
Binary
11111101101001111110110000
3
Ternary
11122010021010222
4
Quaternary
3331221332300
5
Quinary
114010310014
6
Senary
10333112212
8
Octal
375517660
10
Decimal
66494384
12
Duodecimal
1a328668
16
Hexadecimal
3f69fb0
20
Vigesimal
10fbfj4
36
Base36
13l7e8
md5
7af41dd3c7f2a006ba0223465dd3d685
sha1
c3867b833658e381888ce701be01b2c76ead6074
sha256
4efb25f2e14ee2969e6b76be530776f244f982d9ec8b4c587498f9d569cf92ad
sha512
1feea3e331ae5caebd3e2d249a6b1de774fb9d4190c5d499110ba063504ecd49b5c535375d30c0d465c96c95512a3ccf99071bcd42f3c5f9046258135c69dcb3
ripemd-160
5e8a003560d7b0b51332886141e9431e0b55b340
Diameter
132988768
Circumference
417796536.55876
Area
1.3890561667904E+16
Volume
1.2315257886951E+24
Surface area
5.5562246671616E+16
Circumference
417796536.55876
Perimeter
265977536
Area
4421503103539456
Diagonal
94037259.674445
Surface area
26529018621236736
Volume
2.9400512522394E+23
Space diagonal
115171651.506
Perimeter
199483152
Area
1.9145670052885E+15
Altitude
57585825.752998
Surface area
1.9145670052885E+15
Volume
3.4648836291575E+22
Height
31345753.224815