666540345 is an odd 9-digits composite number following 666540344
and preceding 666540346 . In scientific notation, it is written as 6.66540345 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 340032000 positive integers (up to 666540345) that are relatively prime to 666540345.
666540345 has 8 divisors, whose sum is 741888768
The reverse of 666540345 is 543045666
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
six hundred sixty-six million five hundred forty thousand three hundred forty-five
Scientific notation
6.66540345 × 10^8
Engineering notation
6.66540345 × 10^6
Prime Factorization
23 × 15 × 1932001
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
666540345
Product of the distinct prime numbers
The prime factorization of 666540345 is 23 × 15 × 1932001.
Since it has a total of 3 prime factors.
9 , 7 , 43 , 1 , 464 , 8 , 2430 , 6264 , 59 , 65113 , 348497 , 371777 , 2130370 , 5531068 , 52477163 , 26484676 , 402382012 , 129014 , 6186926069 , 288906901
n×2
1333080690
n×3
1999621035
n×4
2666161380
n×5
3332701725
n÷2
333270172.5
n÷3
222180115
n÷3
166635086.25
n÷5
133308069
n2
444276031512719025
n3
2.9612789931972E+26
n4
1.9738119217669E+35
n5
1.3156252792996E+44
2 √n
25817.44265027
3 √n
873.52528518083
4 √n
160.67807146674
5 √n
58.178870888994
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
-666540344
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 666540345 can be divided by 8 positive divisors.
The sum of these divisors (counting 666540345) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111101110101001100100111001
3
Ternary
1201110012202110110
4
Quaternary
213232221210321
5
Quinary
2331113242340
6
Senary
150050134533
8
Octal
4756514471
10
Decimal
666540345
12
Duodecimal
167281449
16
Hexadecimal
27ba9939
20
Vigesimal
a85hah5
36
Base36
b0u9tl
md5
8c277b2ffcd35643d67e998307bf62f4
sha1
7dfaa8418e2855b955dc633e9a3076575daeb6fe
sha256
91591c5191c16ce2a013f6556c7710b668899edd2e589f7c730afefdd61fa3d7
sha512
0c2171e4c5f843f91df4812fa47cb54c6a439bf5064a376aa0f52eacfb8a509c88849d2bb1b6aaba8439214dc62056df32d572b1ec7e8329f792bda9f18267ba
ripemd-160
e56daa1e5661e8cce2a2517bc4cef290ba1955ee
Diameter
1333080690
Circumference
4187996502.3464
Area
1.3957343167664E+18
Volume
1.2404176440344E+27
Surface area
5.5829372670655E+18
Circumference
4187996502.3464
Perimeter
2666161380
Area
444276031512719025
Diagonal
942630395.76784
Surface area
2665656189076314150
Volume
2.9612789931972E+26
Space diagonal
1154481742.8345
Perimeter
1999621035
Area
1.9237716479128E+17
Altitude
577240871.41724
Surface area
1.9237716479128E+17
Volume
3.4899007617917E+25
Height
314210131.92261