66708979 is an odd 8-digits composite number following 66708978
and preceding 66708980 . In scientific notation, it is written as 6.6708979 × 10^7.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 66373560 positive integers (up to 66708979) that are relatively prime to 66708979.
66708979 has 4 divisors, whose sum is 67044400
The reverse of 66708979 is 97980766
Previous prime number is 199
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
sixty-six million seven hundred eight thousand nine hundred seventy-nine
Scientific notation
6.6708979 × 10^7
Engineering notation
6.6708979 × 10^6
Prime Factorization
199 × 335221
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66708979
Product of the distinct prime numbers
The prime factorization of 66708979 is 199 × 335221.
Since it has a total of 2 prime factors.
4 , 3 , 90 , 55 , 867 , 996 , 5487 , 2039 , 4286 , 30930 , 354636 , 83795 , 8631629 , 2241751 , 96891762 , 54746191 , 120347806 , 96896052 , 8585512729 , 399961544
n×2
133417958
n×3
200126937
n×4
266835916
n×5
333544895
n÷2
33354489.5
n÷3
22236326.333333
n÷3
16677244.75
n÷5
13341795.8
n2
4450087879222441
n3
2.968608188832E+23
n4
1.9803282132802E+31
n5
1.3210567319282E+39
2 √n
8167.5564889384
3 √n
405.56589894875
4 √n
90.37453451575
5 √n
36.714435804923
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
-66708978
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 66708979 can be divided by 4 positive divisors.
The sum of these divisors (counting 66708979) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111110011110010111110011
3
Ternary
11122112011111221
4
Quaternary
3332132113303
5
Quinary
114034141404
6
Senary
10341445511
8
Octal
376362763
10
Decimal
66708979
12
Duodecimal
1a410897
16
Hexadecimal
3f9e5f3
20
Vigesimal
10gic8j
36
Base36
13psz7
md5
8fa5cdbdcaf6296be6cddea8ad9d1ce1
sha1
86bc2f109dc731ae03f279450d862ca6b1aebf38
sha256
fce8846a018cc10fe590edee5a8a74466fc58c3df9787c395709fcc1ee7087db
sha512
8be7342046b6b7a11d40f1c586629c4c8b24d7d60042343180091e21923fb72d469e433eca170d6a3982a72f4cc48e67e99d49614e1d725fe310539da7a67f6c
ripemd-160
627da01800b9c9d4a9598f2428f21ba0e9008b4c
Diameter
133417958
Circumference
419144876.70975
Area
1.3980363389194E+16
Volume
1.2434876903228E+24
Surface area
5.5921453556777E+16
Circumference
419144876.70975
Perimeter
266835916
Area
4450087879222441
Diagonal
94340742.833862
Surface area
26700527275334646
Volume
2.968608188832E+23
Space diagonal
115543340.94905
Perimeter
200126937
Area
1.9269445762399E+15
Altitude
57771670.474523
Surface area
1.9269445762399E+15
Volume
3.4985383016818E+22
Height
31446914.277954