66506143 is an odd 8-digits composite number following 66506142
and preceding 66506144 . In scientific notation, it is written as 6.6506143 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 59557080 positive integers (up to 66506143) that are relatively prime to 66506143.
66506143 has 8 divisors, whose sum is 73635840
The reverse of 66506143 is 34160566
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
sixty-six million five hundred six thousand one hundred forty-three
Scientific notation
6.6506143 × 10^7
Engineering notation
6.6506143 × 10^6
Prime Factorization
11 × 67 × 90239
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66506143
Product of the distinct prime numbers
The prime factorization of 66506143 is 11 × 67 × 90239.
Since it has a total of 3 prime factors.
6 , 6 , 22 , 73 , 911 , 230 , 5806 , 1698 , 28367 , 26557 , 129413 , 502536 , 2476587 , 5206007 , 17719932 , 30473453 , 544494565 , 337158459 , 3466683186 , 7299613723
n×2
133012286
n×3
199518429
n×4
266024572
n×5
332530715
n÷2
33253071.5
n÷3
22168714.333333
n÷3
16626535.75
n÷5
13301228.6
n2
4423067056736449
n3
2.941611301739E+23
n4
1.9563522188387E+31
n5
1.3010944042446E+39
2 √n
8155.1298579483
3 √n
405.15442569091
4 √n
90.305757612393
5 √n
36.692081742987
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
-66506142
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 66506143 can be divided by 8 positive divisors.
The sum of these divisors (counting 66506143) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111101101100110110011111
3
Ternary
11122010212021111
4
Quaternary
3331230312133
5
Quinary
114011144033
6
Senary
10333242451
8
Octal
375546637
10
Decimal
66506143
12
Duodecimal
1a333427
16
Hexadecimal
3f6cd9f
20
Vigesimal
10fd573
36
Base36
13lggv
md5
1441c09e3fa3d1a187a1aadb4bc09f31
sha1
8ba65b4ac6a62ecf642380802310c40f3b7339b0
sha256
459ad4c1372ba363c5829e4aabf660032336cf7c84944746f2c06596e604f548
sha512
9096713ba6aa6da57f1746fc23da5577f9366304dc7fb0b7ae2f9cd7d4eb124014fd3aafc9019253096f8461987221a7239a741226f67185469be24c2e6aacc9
ripemd-160
e1e146aff78d61f77fc78d81066ca9535885fb9c
Diameter
133012286
Circumference
417870420.53478
Area
1.3895474971778E+16
Volume
1.2321792607013E+24
Surface area
5.5581899887113E+16
Circumference
417870420.53478
Perimeter
266024572
Area
4423067056736449
Diagonal
94053889.411724
Surface area
26538402340418694
Volume
2.941611301739E+23
Space diagonal
115192018.69144
Perimeter
199518429
Area
1.9152442168879E+15
Altitude
57596009.345721
Surface area
1.9152442168879E+15
Volume
3.4667221651244E+22
Height
31351296.470575