66889929 is an odd 8-digits composite number following 66889928
and preceding 66889930 . In scientific notation, it is written as 6.6889929 × 10^7.
The sum of its digits is 57. It has a total of 2 prime factors and 4 positive divisors.
There are 44593284 positive integers (up to 66889929) that are relatively prime to 66889929.
66889929 has 4 divisors, whose sum is 89186576
The reverse of 66889929 is 92998866
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 57
Digital Root 3
Name
sixty-six million eight hundred eighty-nine thousand nine hundred twenty-nine
Scientific notation
6.6889929 × 10^7
Engineering notation
6.6889929 × 10^6
Prime Factorization
3 × 22296643
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66889929
Product of the distinct prime numbers
The prime factorization of 66889929 is 3 × 22296643.
Since it has a total of 2 prime factors.
8 , 10 , 85 , 69 , 58 , 607 , 878 , 9767 , 40568 , 25867 , 441169 , 568832 , 1917907 , 3556913 , 47725995 , 73385050 , 409937658 , 876008623 , 3124820674 , 7003396054
n×2
133779858
n×3
200669787
n×4
267559716
n×5
334449645
n÷2
33444964.5
n÷3
22296643
n÷3
16722482.25
n÷5
13377985.8
n2
4474262601625041
n3
2.9928310775005E+23
n4
2.00190258283E+31
n5
1.3390712163042E+39
2 √n
8178.6263516559
3 √n
405.93227088957
4 √n
90.435758147184
5 √n
36.734332018954
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
-66889928
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 66889929 can be divided by 4 positive divisors.
The sum of these divisors (counting 66889929) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111111001010100011001001
3
Ternary
11122212100201210
4
Quaternary
3333022203021
5
Quinary
114110434204
6
Senary
10345403333
8
Octal
377124311
10
Decimal
66889929
12
Duodecimal
1a499549
16
Hexadecimal
3fca8c9
20
Vigesimal
10i14g9
36
Base36
13toll
md5
272e7432de0ce319d64e00f17a3dab13
sha1
b2828871e5d4cfc97ef332c33292ecfd4cb1cca5
sha256
ea61dc5a222a45dce4b717258d192da9f5a1a7718120923f3d94a40444d0da1f
sha512
31dece60e5b5aee46307f2fb9e118962d667fb62222246d63e961014c20421ebf5d0ddfebac363ece5422d511321a44e7edbe42cff77bdbee57f05b48e9bbd06
ripemd-160
a1517c7fa2d681857f6086859e5e0c9000240c2e
Diameter
133779858
Circumference
420281819.09109
Area
1.4056310519497E+16
Volume
1.2536341502015E+24
Surface area
5.6225242077987E+16
Circumference
420281819.09109
Perimeter
267559716
Area
4474262601625041
Diagonal
94596644.777973
Surface area
26845575609750246
Volume
2.9928310775005E+23
Space diagonal
115856755.54267
Perimeter
200669787
Area
1.937412538105E+15
Altitude
57928377.771337
Surface area
1.937412538105E+15
Volume
3.5270852497441E+22
Height
31532214.925991