66883687 is an odd 8-digits composite number following 66883686
and preceding 66883688 . In scientific notation, it is written as 6.6883687 × 10^7.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 61738776 positive integers (up to 66883687) that are relatively prime to 66883687.
66883687 has 4 divisors, whose sum is 72028600
The reverse of 66883687 is 78638866
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
sixty-six million eight hundred eighty-three thousand six hundred eighty-seven
Scientific notation
6.6883687 × 10^7
Engineering notation
6.6883687 × 10^6
Prime Factorization
13 × 5144899
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66883687
Product of the distinct prime numbers
The prime factorization of 66883687 is 13 × 5144899.
Since it has a total of 2 prime factors.
9 , 2 , 35 , 100 , 488 , 872 , 5829 , 2741 , 78921 , 3812 , 184805 , 127572 , 746616 , 6884274 , 31855897 , 73263138 , 771022731 , 665604551 , 4210447705 , 3685632578
n×2
133767374
n×3
200651061
n×4
267534748
n×5
334418435
n÷2
33441843.5
n÷3
22294562.333333
n÷3
16720921.75
n÷5
13376737.4
n2
4473427586713969
n3
2.9919933052694E+23
n4
2.0011554373574E+31
n5
1.3384465391056E+39
2 √n
8178.2447383286
3 √n
405.91964363714
4 √n
90.433648263954
5 √n
36.73364640226
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
-66883686
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 66883687 can be divided by 4 positive divisors.
The sum of these divisors (counting 66883687) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111111001001000001100111
3
Ternary
11122212001011121
4
Quaternary
3333021001213
5
Quinary
114110234222
6
Senary
10345314411
8
Octal
377110147
10
Decimal
66883687
12
Duodecimal
1a495a07
16
Hexadecimal
3fc9067
20
Vigesimal
10i0947
36
Base36
13tjs7
md5
d8441bd592c2488934ed9b018dc3ea2d
sha1
12c6e71e0d51747aa86a6bb2b2ff8182140c02a7
sha256
a147b090c01d315c67e102624c9742ce167bc69e4e4e84e90b1e2502ec6ecf97
sha512
8603e61253eedfeacfee3925235bf35c2fdeb3820590e74259b1fdf1f66dc9f9774e95cf660c2e0b09d779f51e669b56baa1d58a15ccaf0a643b414fd99619a6
ripemd-160
9ea9493fc923d82f2a8484a563f6bf2e6c6c080e
Diameter
133767374
Circumference
420242599.4484
Area
1.4053687242787E+16
Volume
1.2532832249899E+24
Surface area
5.6214748971146E+16
Circumference
420242599.4484
Perimeter
267534748
Area
4473427586713969
Diagonal
94587817.256917
Surface area
26840565520283814
Volume
2.9919933052694E+23
Space diagonal
115845944.08153
Perimeter
200651061
Area
1.9370509660422E+15
Altitude
57922972.040767
Surface area
1.9370509660422E+15
Volume
3.5260979257013E+22
Height
31529272.418972