66808580 is an even 8-digits composite number following 66808579
and preceding 66808581 . In scientific notation, it is written as 6.6808580 × 10^7.
The sum of its digits is 41. It has a total of 4 prime factors and 12 positive divisors.
There are 26723424 positive integers (up to 66808580) that are relatively prime to 66808580.
66808580 has 12 divisors, whose sum is 140298060
The reverse of 66808580 is 08580866
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
sixty-six million eight hundred eight thousand five hundred eighty
Scientific notation
6.6808580 × 10^7
Engineering notation
6.6808580 × 10^6
Prime Factorization
2 × 2 × 5 × 3340429
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
33404290
Product of the distinct prime numbers
The prime factorization of 66808580 is 2 × 2 × 5 × 3340429.
Since it has a total of 4 prime factors.
2 , 4 , 28 , 32 , 635 , 412 , 8322 , 1176 , 38086 , 347 , 930160 , 138254 , 9887801 , 3817176 , 15854526 , 59853659 , 367773316 , 893848005 , 4243579512 , 588305338
n×2
133617160
n×3
200425740
n×4
267234320
n×5
334042900
n÷2
33404290
n÷3
22269526.666667
n÷3
16702145
n÷5
13361716
n2
4463386361616400
n3
2.9819250481096E+23
n4
1.9921817813063E+31
n5
1.3309483591095E+39
2 √n
8173.6515707485
3 √n
405.76764431261
4 √n
90.408249461808
5 √n
36.725392688369
1 , 2 , 4 , 5 , 10 , 20 , 3340429 , 6680858 , 13361716 , 16702145 , 33404290 , 66808580
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66808579
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66808580 can be divided by 12 positive divisors.
The sum of these divisors (counting 66808580) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
11111110110110101100000100
3
Ternary
11122201020010212
4
Quaternary
3332312230010
5
Quinary
114100333310
6
Senary
10343534552
8
Octal
376665404
10
Decimal
66808580
12
Duodecimal
1a45a458
16
Hexadecimal
3fb6b04
20
Vigesimal
10hb190
36
Base36
13rxtw
md5
bf33f1bd95e52868a04f3107b281acdd
sha1
8aad80287c484787c147185ca80b30f015c0749c
sha256
d16d6f87ee0089321431c2ce963daf4894cb5f41518e8600478955eccae8b8af
sha512
471cdb2389d9a8485f2dc6603e3676b5e9982d68abec2f8bdb5be05e736fe83c6b41abde096e07797f2c9be75e44564e813490c8df22b243397937d4f2db2a9e
ripemd-160
553f8d3410ac68c84d6639b313f7274855f66803
Diameter
133617160
Circumference
419770688.24953
Area
1.4022141803787E+16
Volume
1.2490658432929E+24
Surface area
5.6088567215148E+16
Circumference
419770688.24953
Perimeter
267234320
Area
4463386361616400
Diagonal
94481599.918888
Surface area
26780318169698400
Volume
2.9819250481096E+23
Space diagonal
115715854.94153
Perimeter
200425740
Area
1.9327029880324E+15
Altitude
57857927.470765
Surface area
1.9327029880324E+15
Volume
3.5142323708472E+22
Height
31493866.639629