66706969 is an odd 8-digits composite number following 66706968
and preceding 66706970 . In scientific notation, it is written as 6.6706969 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 54691296 positive integers (up to 66706969) that are relatively prime to 66706969.
66706969 has 8 divisors, whose sum is 79551360
The reverse of 66706969 is 96960766
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
sixty-six million seven hundred six thousand nine hundred sixty-nine
Scientific notation
6.6706969 × 10^7
Engineering notation
6.6706969 × 10^6
Prime Factorization
23 × 7 × 414329
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66706969
Product of the distinct prime numbers
The prime factorization of 66706969 is 23 × 7 × 414329.
Since it has a total of 3 prime factors.
4 , 3 , 40 , 38 , 401 , 685 , 5285 , 7028 , 12876 , 90989 , 507 , 654530 , 7716285 , 5688892 , 92551126 , 61624477 , 667959249 , 399171566 , 7580614499 , 2545465601
n×2
133413938
n×3
200120907
n×4
266827876
n×5
333534845
n÷2
33353484.5
n÷3
22235656.333333
n÷3
16676742.25
n÷5
13341393.8
n2
4449819713166961
n3
2.9683398566182E+23
n4
1.9800895479689E+31
n5
1.3208577209359E+39
2 √n
8167.433440194
3 √n
405.56182555585
4 √n
90.373853742075
5 √n
36.714214554631
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
-66706968
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 66706969 can be divided by 8 positive divisors.
The sum of these divisors (counting 66706969) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111110011101111000011001
3
Ternary
11122112001202111
4
Quaternary
3332131320121
5
Quinary
114034110334
6
Senary
10341432321
8
Octal
376357031
10
Decimal
66706969
12
Duodecimal
1a40b6a1
16
Hexadecimal
3f9de19
20
Vigesimal
10gi789
36
Base36
13prfd
md5
8c6e3745b048a41c69bb199cef10f88c
sha1
fdefa96bdd618624df5fd2fb193f42ded938dcea
sha256
7cba17b6e2c186d53b2d661a19260bfd7f31d7271e073d662e58e98460be94ba
sha512
0e39c0b20e6e659a0947aa271f40e914567b66b30fab09af826c72f1499f10762dbef28237ef18f475d80942538444d3e91b55ace0d03e98b5363e6fc9d142ee
ripemd-160
41825e64e01adaef0e908ce7d2913c15c7c1fd2c
Diameter
133413938
Circumference
419132247.50728
Area
1.3979520920684E+16
Volume
1.2433752915879E+24
Surface area
5.5918083682737E+16
Circumference
419132247.50728
Perimeter
266827876
Area
4449819713166961
Diagonal
94337900.264602
Surface area
26698918279001766
Volume
2.9683398566182E+23
Space diagonal
115539859.52692
Perimeter
200120907
Area
1.9268284569317E+15
Altitude
57769929.763461
Surface area
1.9268284569317E+15
Volume
3.498222069135E+22
Height
31445966.754867