66581330 is an even 8-digits composite number following 66581329
and preceding 66581331 . In scientific notation, it is written as 6.6581330 × 10^7.
The sum of its digits is 32. It has a total of 4 prime factors and 16 positive divisors.
There are 26605440 positive integers (up to 66581330) that are relatively prime to 66581330.
66581330 has 16 divisors, whose sum is 119968344
The reverse of 66581330 is 03318566
Previous prime number is 5581
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
sixty-six million five hundred eighty-one thousand three hundred thirty
Scientific notation
6.6581330 × 10^7
Engineering notation
6.6581330 × 10^6
Prime Factorization
2 × 5 × 5581 × 1193
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
66581330
Product of the distinct prime numbers
The prime factorization of 66581330 is 2 × 5 × 5581 × 1193.
Since it has a total of 4 prime factors.
2 , 7 , 17 , 3 , 109 , 162 , 8266 , 6038 , 58917 , 96907 , 437486 , 979728 , 2368834 , 2471661 , 36556721 , 65829559 , 670268620 , 990124806 , 1253399950 , 9085896227
n×2
133162660
n×3
199743990
n×4
266325320
n×5
332906650
n÷2
33290665
n÷3
22193776.666667
n÷3
16645332.5
n÷5
13316266
n2
4433073504568900
n3
2.9515992992196E+23
n4
1.9652140696911E+31
n5
1.3084656649474E+39
2 √n
8159.7383536484
3 √n
405.30704754975
4 √n
90.331270076582
5 √n
36.700374272749
1 , 2 , 5 , 10 , 1193 , 2386 , 5581 , 5965 , 11162 , 11930 , 27905 , 55810 , 6658133 , 13316266 , 33290665 , 66581330
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66581329
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66581330 can be divided by 16 positive divisors.
The sum of these divisors (counting 66581330) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11111101111111001101010010
3
Ternary
11122021200102012
4
Quaternary
3331333031102
5
Quinary
114021100310
6
Senary
10335022522
8
Octal
375771522
10
Decimal
66581330
12
Duodecimal
1a36aa42
16
Hexadecimal
3f7f352
20
Vigesimal
10g2d6a
36
Base36
13n2he
md5
b1e9682e41b2428e0b9e36babb518d96
sha1
187c2de3d1e60c641fff55922cf91a29b357dc2f
sha256
c28e836644f270f3ff3b503bbd9b5c41e5d568505a027fb2eb7e5e9896758401
sha512
d6ea763eca6315fbce16010ff77cdbac9617e49cc5170715c6e6aa6b3d24504af464dd224eb73559bf754c2c7794f88083b9f827acc56c58a9ecc4fab4e28098
ripemd-160
46dd2d55454a448c405584f0c926aeeafc772e45
Diameter
133162660
Circumference
418342834.38848
Area
1.3926911154777E+16
Volume
1.2363630233025E+24
Surface area
5.5707644619109E+16
Circumference
418342834.38848
Perimeter
266325320
Area
4433073504568900
Diagonal
94160219.886839
Surface area
26598441027413400
Volume
2.9515992992196E+23
Space diagonal
115322246.39551
Perimeter
199743990
Area
1.9195771359002E+15
Altitude
57661123.197755
Surface area
1.9195771359002E+15
Volume
3.4784931330394E+22
Height
31386739.96228