66809375 is an odd 8-digits composite number following 66809374
and preceding 66809376 . In scientific notation, it is written as 6.6809375 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 53445000 positive integers (up to 66809375) that are relatively prime to 66809375.
66809375 has 8 divisors, whose sum is 80303280
The reverse of 66809375 is 57390866
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
sixty-six million eight hundred nine thousand three hundred seventy-five
Scientific notation
6.6809375 × 10^7
Engineering notation
6.6809375 × 10^6
Prime Factorization
625 × 5 × 21379
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66809375
Product of the distinct prime numbers
The prime factorization of 66809375 is 625 × 5 × 21379.
Since it has a total of 3 prime factors.
10 , 7 , 62 , 96 , 916 , 624 , 6567 , 2427 , 17908 , 31998 , 602582 , 413222 , 6991417 , 4529296 , 16044456 , 38580268 , 236814262 , 793691592 , 9995784412 , 7171956755
n×2
133618750
n×3
200428125
n×4
267237500
n×5
334046875
n÷2
33404687.5
n÷3
22269791.666667
n÷3
16702343.75
n÷5
13361875
n2
4463492587890625
n3
2.9820315011411E+23
n4
1.9922766082155E+31
n5
1.3310275502199E+39
2 √n
8173.7002024787
3 √n
405.76925380647
4 √n
90.408518417673
5 √n
36.725480091958
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66809374
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66809375 can be divided by 8 positive divisors.
The sum of these divisors (counting 66809375) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111110110110111000011111
3
Ternary
11122201021020022
4
Quaternary
3332312320133
5
Quinary
114100400000
6
Senary
10343542355
8
Octal
376667037
10
Decimal
66809375
12
Duodecimal
1a45a9bb
16
Hexadecimal
3fb6e1f
20
Vigesimal
10hb38f
36
Base36
13ryfz
md5
63f2c16dbfbfd09f6b7be9c1c95a5e9c
sha1
189b035a3742244526a69eb8e4a2238167a3a4cd
sha256
ab05089c85ee29a7a603d1ba539cc3aa6ae0590396cefe6e63b11fa09ea980a9
sha512
bd4062c27031777cbf5fc65d0077b8fe8833cead4d90e5594fec3606be43f1d48f106738697a880ccb5dcd0f12a0d5ed0dfa7efbf1328d2e482511dae8a7b620
ripemd-160
4b7f9483ba930c342e8b0c1ea1b4dea9acb78b05
Diameter
133618750
Circumference
419775683.38185
Area
1.402247552347E+16
Volume
1.2491104342344E+24
Surface area
5.6089902093879E+16
Circumference
419775683.38185
Perimeter
267237500
Area
4463492587890625
Diagonal
94482724.21867
Surface area
26780955527343750
Volume
2.9820315011411E+23
Space diagonal
115717231.92192
Perimeter
200428125
Area
1.9327489853584E+15
Altitude
57858615.960961
Surface area
1.9327489853584E+15
Volume
3.5143578269479E+22
Height
31494241.406223