66804918 is an even 8-digits composite number following 66804917
and preceding 66804919 . In scientific notation, it is written as 6.6804918 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 22268304 positive integers (up to 66804918) that are relatively prime to 66804918.
66804918 has 8 divisors, whose sum is 133609848
The reverse of 66804918 is 81940866
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
sixty-six million eight hundred four thousand nine hundred eighteen
Scientific notation
6.6804918 × 10^7
Engineering notation
6.6804918 × 10^6
Prime Factorization
2 × 3 × 11134153
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66804918
Product of the distinct prime numbers
The prime factorization of 66804918 is 2 × 3 × 11134153.
Since it has a total of 3 prime factors.
10 , 1 , 75 , 21 , 777 , 350 , 6237 , 5740 , 67640 , 28035 , 420932 , 540292 , 5163671 , 525540 , 71806986 , 59786916 , 205193450 , 406159255 , 6186058634 , 6198433337
n×2
133609836
n×3
200414754
n×4
267219672
n×5
334024590
n÷2
33402459
n÷3
22268306
n÷3
16701229.5
n÷5
13360983.6
n2
4462897068986724
n3
2.981434727361E+23
n4
1.991745024837E+31
n5
1.3305836306115E+39
2 √n
8173.4275551937
3 √n
405.76023035339
4 √n
90.40701054229
5 √n
36.72499007141
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
-66804917
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 66804918 can be divided by 8 positive divisors.
The sum of these divisors (counting 66804918) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111110110101110010110110
3
Ternary
11122201001010020
4
Quaternary
3332311302312
5
Quinary
114100224133
6
Senary
10343510010
8
Octal
376656266
10
Decimal
66804918
12
Duodecimal
1a458306
16
Hexadecimal
3fb5cb6
20
Vigesimal
10hac5i
36
Base36
13rv06
md5
7ff45b4b0ef56ce0dd18e8c62467b17f
sha1
e795c7d8accefb42bc079680e8c9f7aa179efae1
sha256
1c31673fa1493ed29a70ffa2749c0932f959d5d40092603d482fbaa14474dec2
sha512
4cbfa98d10fae85206abc96c8698aba3b863b4c5e118bdc2bcc6f9b1642e7013a4395cbcac1f788c7b28b06eca3e08febf13f497c5046edc5b957df1c73d9f10
ripemd-160
45db35993e424334ed3ed8aa0d81ffa1d22bbb67
Diameter
133609836
Circumference
419747679.22494
Area
1.4020604645656E+16
Volume
1.248860458218E+24
Surface area
5.6082418582624E+16
Circumference
419747679.22494
Perimeter
267219672
Area
4462897068986724
Diagonal
94476421.068823
Surface area
26777382413920344
Volume
2.981434727361E+23
Space diagonal
115709512.17147
Perimeter
200414754
Area
1.9324911181088E+15
Altitude
57854756.085736
Surface area
1.9324911181088E+15
Volume
3.5136545223034E+22
Height
31492140.356274