66709869 is an odd 8-digits composite number following 66709868
and preceding 66709870 . In scientific notation, it is written as 6.6709869 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 44200080 positive integers (up to 66709869) that are relatively prime to 66709869.
66709869 has 8 divisors, whose sum is 89492832
The reverse of 66709869 is 96890766
Previous prime number is 163
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
sixty-six million seven hundred nine thousand eight hundred sixty-nine
Scientific notation
6.6709869 × 10^7
Engineering notation
6.6709869 × 10^6
Prime Factorization
3 × 163 × 136421
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66709869
Product of the distinct prime numbers
The prime factorization of 66709869 is 3 × 163 × 136421.
Since it has a total of 3 prime factors.
3 , 2 , 54 , 38 , 970 , 470 , 8696 , 1849 , 25760 , 89986 , 746589 , 993167 , 6157630 , 47537 , 81035052 , 49663506 , 215976935 , 762359804 , 8131989701 , 7510998589
n×2
133419738
n×3
200129607
n×4
266839476
n×5
333549345
n÷2
33354934.5
n÷3
22236623
n÷3
16677467.25
n÷5
13341973.8
n2
4450206621997161
n3
2.9687270077636E+23
n4
1.9804338978467E+31
n5
1.3211448588852E+39
2 √n
8167.6109726162
3 √n
405.56770256425
4 √n
90.374835947935
5 √n
36.714533769766
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
-66709868
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 66709869 can be divided by 8 positive divisors.
The sum of these divisors (counting 66709869) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111110011110100101101101
3
Ternary
11122112012201220
4
Quaternary
3332132211231
5
Quinary
114034203434
6
Senary
10341453553
8
Octal
376364555
10
Decimal
66709869
12
Duodecimal
1a4112b9
16
Hexadecimal
3f9e96d
20
Vigesimal
10gied9
36
Base36
13ptnx
md5
4736980d3f5ae04ec6839d28c12a7002
sha1
c537ff013c12370a2499f942d86856f687c31da9
sha256
43a84d5af5e17b3dcfd6f819c9a3e88df71891fd721f82b06e0ed971b670f057
sha512
c89dfbfd755a8edeb10c6a94fe33184d6fbc24335ed6a19a1c7d705330b68aaadb4e23fe47b8eca23159fa74cf2906a4d478b5bc19865ea4fbd2443f5c34e920
ripemd-160
ef940ba2af5a98fd0bc45a0b0108727534ad0360
Diameter
133419738
Circumference
419150468.74467
Area
1.3980736430623E+16
Volume
1.2435374610805E+24
Surface area
5.5922945722492E+16
Circumference
419150468.74467
Perimeter
266839476
Area
4450206621997161
Diagonal
94342001.483933
Surface area
26701239731982966
Volume
2.9687270077636E+23
Space diagonal
115544882.47426
Perimeter
200129607
Area
1.9269959933696E+15
Altitude
57772441.237132
Surface area
1.9269959933696E+15
Volume
3.4986783311355E+22
Height
31447333.827978