66936209 is an odd 8-digits composite number following 66936208
and preceding 66936210 . In scientific notation, it is written as 6.6936209 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 66892800 positive integers (up to 66936209) that are relatively prime to 66936209.
66936209 has 4 divisors, whose sum is 66979620
The reverse of 66936209 is 90263966
Previous prime number is 1601
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
sixty-six million nine hundred thirty-six thousand two hundred nine
Scientific notation
6.6936209 × 10^7
Engineering notation
6.6936209 × 10^6
Prime Factorization
1601 × 41809
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66936209
Product of the distinct prime numbers
The prime factorization of 66936209 is 1601 × 41809.
Since it has a total of 2 prime factors.
10 , 8 , 81 , 57 , 122 , 544 , 8839 , 7802 , 50512 , 93579 , 988252 , 199377 , 2346970 , 4738473 , 4365405 , 7864972 , 99878410 , 683434184 , 465847186 , 9763125475
n×2
133872418
n×3
200808627
n×4
267744836
n×5
334681045
n÷2
33468104.5
n÷3
22312069.666667
n÷3
16734052.25
n÷5
13387241.8
n2
4480456075291681
n3
2.9990474427104E+23
n4
2.0074486642618E+31
n5
1.343710033478E+39
2 √n
8181.4551884124
3 √n
406.02586850955
4 √n
90.451396829526
5 √n
36.739413784201
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
-66936208
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 66936209 can be divided by 4 positive divisors.
The sum of these divisors (counting 66936209) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111111010101110110010001
3
Ternary
11122221201012212
4
Quaternary
3333111312101
5
Quinary
114113424314
6
Senary
10350401505
8
Octal
377256621
10
Decimal
66936209
12
Duodecimal
1a500295
16
Hexadecimal
3fd5d91
20
Vigesimal
10i70a9
36
Base36
13uob5
md5
a126d64f24e8641c8573035b10dc98c9
sha1
d95d70e1d88701d7337f20056d4b8ada3b1e3124
sha256
5910018d37220530ab0547c54d77e34a8e30cb7809287366b51e26d4383df3e9
sha512
8a739dc7d6d5000ea2811306742a3d4e87dc3a4c4d5e33558af83f465d74fb5c6ffc4f9d16f56ada3dcd8f5b1aa0187e3ba31b7b7854ab70a6ad374bacffe5d8
ripemd-160
2b8b8b797f62b1218c91904fdc58f7c2bfde01ce
Diameter
133872418
Circumference
420572604.9071
Area
1.4075767890868E+16
Volume
1.2562380551715E+24
Surface area
5.6303071563472E+16
Circumference
420572604.9071
Perimeter
267744836
Area
4480456075291681
Diagonal
94662094.58164
Surface area
26882736451750086
Volume
2.9990474427104E+23
Space diagonal
115936914.85405
Perimeter
200808627
Area
1.9400943908715E+15
Altitude
57968457.427025
Surface area
1.9400943908715E+15
Volume
3.5344113064012E+22
Height
31554031.527213