66508889 is an odd 8-digits prime number following 66508888
and preceding 66508890 . In scientific notation, it is written as 6.6508889 × 10^7.
The sum of its digits is 50. It has a total of 1 prime factors and 2 positive divisors.
There are 66508888 positive integers (up to 66508889) that are relatively prime to 66508889.
66508889 has 2 divisors, whose sum is 66508890
The reverse of 66508889 is 98880566
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
sixty-six million five hundred eight thousand eight hundred eighty-nine
Scientific notation
6.6508889 × 10^7
Engineering notation
6.6508889 × 10^6
Prime Factorization
66508889
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
66508889
Product of the distinct prime numbers
The prime factorization of 66508889 is 66508889.
Since it has a total of 1 prime factors.
6 , 4 , 7 , 19 , 415 , 421 , 8345 , 9931 , 45737 , 80366 , 383205 , 183187 , 5977856 , 9105876 , 2688309 , 28060217 , 369455613 , 865320419 , 1547421446 , 2737608203
n×2
133017778
n×3
199526667
n×4
266035556
n×5
332544445
n÷2
33254444.5
n÷3
22169629.666667
n÷3
16627222.25
n÷5
13301777.8
n2
4423432316014321
n3
2.9419756890481E+23
n4
1.956675345436E+31
n5
1.3013630335864E+39
2 √n
8155.2982164971
3 √n
405.16000181111
4 √n
90.306689766025
5 √n
36.69238473693
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
66508890
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
33254445
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8155.2982778069
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999699288
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66508889 can be divided by 2 positive divisors.
The sum of these divisors (counting 66508889) is 66508890, the average is 33254445.
Base
System
Value
2
Binary
11111101101101100001011001
3
Ternary
11122011000001012
4
Quaternary
3331231201121
5
Quinary
114011241024
6
Senary
10333303305
8
Octal
375554131
10
Decimal
66508889
12
Duodecimal
1a334b35
16
Hexadecimal
3f6d859
20
Vigesimal
10fdc49
36
Base36
13lil5
md5
34d0cce46c357dc101b1256c7c2d15c2
sha1
ae0b4c4238986781d34db4a5c30a48bfeaaadc79
sha256
6bb000795cdd18ba54fc2c92ad90b8c566740009f4dab88c3b0b5d6a560a50f1
sha512
592162b351949c3750d38c3bbbb3813606930018974f469ba35e6ab81f4522d1aa4145708f278cf5ddb60f01a304cdddf839a779dd5a6a7593a1c2d1e602fab5
ripemd-160
dcf9d0cd66dedabc211277075ed4358adc3f98c4
Diameter
133017778
Circumference
417887674.16164
Area
1.3896622467642E+16
Volume
1.2323318949004E+24
Surface area
5.5586489870569E+16
Circumference
417887674.16164
Perimeter
266035556
Area
4423432316014321
Diagonal
94057772.842167
Surface area
26540593896085926
Volume
2.9419756890481E+23
Space diagonal
115196774.90296
Perimeter
199526667
Area
1.9154023787947E+15
Altitude
57598387.451479
Surface area
1.9154023787947E+15
Volume
3.4671515996865E+22
Height
31352590.947389