66811423 is an odd 8-digits composite number following 66811422
and preceding 66811424 . In scientific notation, it is written as 6.6811423 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 56295960 positive integers (up to 66811423) that are relatively prime to 66811423.
66811423 has 8 divisors, whose sum is 77650560
The reverse of 66811423 is 32411866
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
sixty-six million eight hundred eleven thousand four hundred twenty-three
Scientific notation
6.6811423 × 10^7
Engineering notation
6.6811423 × 10^6
Prime Factorization
7 × 59 × 161771
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66811423
Product of the distinct prime numbers
The prime factorization of 66811423 is 7 × 59 × 161771.
Since it has a total of 3 prime factors.
6 , 5 , 90 , 79 , 105 , 137 , 867 , 6238 , 41396 , 30682 , 36369 , 761465 , 4632040 , 1612712 , 11545475 , 20891675 , 232791198 , 399534924 , 5622977009 , 2800899476
n×2
133622846
n×3
200434269
n×4
267245692
n×5
334057115
n÷2
33405711.5
n÷3
22270474.333333
n÷3
16702855.75
n÷5
13362284.6
n2
4463766243284929
n3
2.9823057465323E+23
n4
1.992520907469E+31
n5
1.3312315718526E+39
2 √n
8173.8254813765
3 √n
405.7733999658
4 √n
90.409211263989
5 √n
36.725705248565
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
-66811422
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 66811423 can be divided by 8 positive divisors.
The sum of these divisors (counting 66811423) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111110110111011000011111
3
Ternary
11122201101001011
4
Quaternary
3332313120133
5
Quinary
114100431143
6
Senary
10344000051
8
Octal
376673037
10
Decimal
66811423
12
Duodecimal
1a460027
16
Hexadecimal
3fb761f
20
Vigesimal
10hb8b3
36
Base36
13s00v
md5
94628a60dbf4b1ac0a4defbb2e261d91
sha1
5fb8433269ec79c2e16e99c0ad2438db5b5c0c5c
sha256
62f13ef4a6a92aac02244c037ae865100055ea6782fd153f9cc99a13b888f1e4
sha512
157189e4fb484aff21f87ed20001fe6c29ca71caa04b77d7ad45533604d4cecfe6d5561e6d009445868ee2d52e49eb66c2f7aa413f400eb9a5be8be2dfa06f6a
ripemd-160
ba339c58c4ae393cccb348b7376827f200abadec
Diameter
133622846
Circumference
419788551.34536
Area
1.4023335237246E+16
Volume
1.2492253098753E+24
Surface area
5.6093340948984E+16
Circumference
419788551.34536
Perimeter
267245692
Area
4463766243284929
Diagonal
94485620.528046
Surface area
26782597459709574
Volume
2.9823057465323E+23
Space diagonal
115720779.16198
Perimeter
200434269
Area
1.9328674816201E+15
Altitude
57860389.580988
Surface area
1.9328674816201E+15
Volume
3.514681028241E+22
Height
31495206.842682