66561329 is an odd 8-digits composite number following 66561328
and preceding 66561330 . In scientific notation, it is written as 6.6561329 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 66189300 positive integers (up to 66561329) that are relatively prime to 66561329.
66561329 has 4 divisors, whose sum is 66933360
The reverse of 66561329 is 92316566
Previous prime number is 179
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
sixty-six million five hundred sixty-one thousand three hundred twenty-nine
Scientific notation
6.6561329 × 10^7
Engineering notation
6.6561329 × 10^6
Prime Factorization
179 × 371851
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66561329
Product of the distinct prime numbers
The prime factorization of 66561329 is 179 × 371851.
Since it has a total of 2 prime factors.
5 , 4 , 35 , 2 , 873 , 345 , 568 , 7092 , 45117 , 37683 , 942354 , 285111 , 33131 , 3184384 , 30111906 , 40835158 , 647200378 , 827648642 , 5834935026 , 1875555338
n×2
133122658
n×3
199683987
n×4
266245316
n×5
332806645
n÷2
33280664.5
n÷3
22187109.666667
n÷3
16640332.25
n÷5
13312265.8
n2
4430410518246241
n3
2.9489401211005E+23
n4
1.9628537360187E+31
n5
1.3065015330202E+39
2 √n
8158.5126708243
3 √n
405.26645880348
4 √n
90.324485444559
5 √n
36.698169052744
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
-66561328
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 66561329 can be divided by 4 positive divisors.
The sum of these divisors (counting 66561329) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111101111010010100110001
3
Ternary
11122020122222102
4
Quaternary
3331322110301
5
Quinary
114014430304
6
Senary
10334350145
8
Octal
375722461
10
Decimal
66561329
12
Duodecimal
1a35b355
16
Hexadecimal
3f7a531
20
Vigesimal
10g0369
36
Base36
13mn1t
md5
71f530a7a8efcc0bc4d21f485047f4c8
sha1
38ffce857b7f5ab82a2b532c087958ab7a80409f
sha256
44210ff6eab44d6bed0beb2547ef9782cdaa22249dafce862dab582828d82285
sha512
ca0bf88961fc7294b11d0cb8eb9c9e9871330774ef9dfac4e2920a7c81a7dbda9bedada0b86db97644ce37a0c2262782dbfa04225d5738e17e77a511f39efade
ripemd-160
70d4c85004e957d19ec65044c54b79839224b573
Diameter
133122658
Circumference
418217164.39915
Area
1.3918545136509E+16
Volume
1.2352491493767E+24
Surface area
5.5674180546037E+16
Circumference
418217164.39915
Perimeter
266245316
Area
4430410518246241
Diagonal
94131934.201378
Surface area
26582463109477446
Volume
2.9489401211005E+23
Space diagonal
115287603.64731
Perimeter
199683987
Area
1.9184240289975E+15
Altitude
57643801.823654
Surface area
1.9184240289975E+15
Volume
3.4753592615721E+22
Height
31377311.400459