66804979 is an odd 8-digits composite number following 66804978
and preceding 66804980 . In scientific notation, it is written as 6.6804979 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 66717784 positive integers (up to 66804979) that are relatively prime to 66804979.
66804979 has 4 divisors, whose sum is 66892176
The reverse of 66804979 is 97940866
Previous prime number is 773
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
sixty-six million eight hundred four thousand nine hundred seventy-nine
Scientific notation
6.6804979 × 10^7
Engineering notation
6.6804979 × 10^6
Prime Factorization
773 × 86423
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66804979
Product of the distinct prime numbers
The prime factorization of 66804979 is 773 × 86423.
Since it has a total of 2 prime factors.
1 , 8 , 43 , 99 , 17 , 547 , 3568 , 3499 , 14845 , 66231 , 353786 , 217535 , 8547944 , 1264362 , 79961705 , 33204079 , 273790810 , 859436625 , 7004735232 , 261987815
n×2
133609958
n×3
200414937
n×4
267219916
n×5
334024895
n÷2
33402489.5
n÷3
22268326.333333
n÷3
16701244.75
n÷5
13360995.8
n2
4462905219190441
n3
2.9814428944701E+23
n4
1.9917522995477E+31
n5
1.3305897054449E+39
2 √n
8173.4312867975
3 √n
405.76035385411
4 √n
90.407031180088
5 √n
36.724996778172
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
-66804978
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 66804979 can be divided by 4 positive divisors.
The sum of these divisors (counting 66804979) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111110110101110011110011
3
Ternary
11122201001012111
4
Quaternary
3332311303303
5
Quinary
114100224404
6
Senary
10343510151
8
Octal
376656363
10
Decimal
66804979
12
Duodecimal
1a458357
16
Hexadecimal
3fb5cf3
20
Vigesimal
10hac8j
36
Base36
13rv1v
md5
b6da068935101e5ec49ac7bb93d2200f
sha1
447bb5913eaa939f30d5e706e858cb0bee5223f5
sha256
6b60e8549caabd4e2196447318e6f619c3a8ce8d1494c10bebb871445195d856
sha512
aaa13c902e60649bf92468a9cae66d7ec00ecd21556dcdf6db63151624ff7886ef94db3259fdd746aee52be84a56ca1758743e507a4963b4b9b5aade5ca5d361
ripemd-160
6ec6994068aa721e480b923a514ae359578f3dfe
Diameter
133609958
Circumference
419748062.49924
Area
1.4020630250276E+16
Volume
1.2488638792486E+24
Surface area
5.6082521001105E+16
Circumference
419748062.49924
Perimeter
267219916
Area
4462905219190441
Diagonal
94476507.33585
Surface area
26777431315142646
Volume
2.9814428944701E+23
Space diagonal
115709617.82657
Perimeter
200414937
Area
1.9324946472505E+15
Altitude
57854808.913286
Surface area
1.9324946472505E+15
Volume
3.5136641473337E+22
Height
31492169.11195