66409811 is an odd 8-digits composite number following 66409810
and preceding 66409812 . In scientific notation, it is written as 6.6409811 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 61301352 positive integers (up to 66409811) that are relatively prime to 66409811.
66409811 has 4 divisors, whose sum is 71518272
The reverse of 66409811 is 11890466
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
sixty-six million four hundred nine thousand eight hundred eleven
Scientific notation
6.6409811 × 10^7
Engineering notation
6.6409811 × 10^6
Prime Factorization
13 × 5108447
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66409811
Product of the distinct prime numbers
The prime factorization of 66409811 is 13 × 5108447.
Since it has a total of 2 prime factors.
1 , 1 , 61 , 20 , 167 , 368 , 7457 , 3162 , 52651 , 21855 , 83393 , 990901 , 3844025 , 2221729 , 95244338 , 2725415 , 446598230 , 950656939 , 8162369461 , 3483054882
n×2
132819622
n×3
199229433
n×4
265639244
n×5
332049055
n÷2
33204905.5
n÷3
22136603.666667
n÷3
16602452.75
n÷5
13281962.2
n2
4410262997055721
n3
2.9288473209476E+23
n4
1.9450419703199E+31
n5
1.2916986963601E+39
2 √n
8149.2214965603
3 √n
404.95871346646
4 √n
90.273038591599
5 √n
36.681446120007
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
-66409810
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 66409811 can be divided by 4 positive divisors.
The sum of these divisors (counting 66409811) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111101010101010101010011
3
Ternary
11121221222010122
4
Quaternary
3331111111103
5
Quinary
114000103221
6
Senary
10331220455
8
Octal
375252523
10
Decimal
66409811
12
Duodecimal
1a2a772b
16
Hexadecimal
3f55553
20
Vigesimal
10f14ab
36
Base36
13je4z
md5
98fe02b4594293d26d69d5af9363a553
sha1
09f33a7b60bb1f702c6dc7fcc4a7ee13c076f091
sha256
7fa9d189b81e943d2ff2c155041e46a82a97ec7369f36fad461464224e3c4d5d
sha512
fa43d9b21253dcfa26faa13b4d1032842ff9f9b5c73d258b1c12f7a5e5fe99bbf7d16fb12444daf5000f1db2f07f97b7d7db4973667dfd5512ab17390ef822f6
ripemd-160
f973f4da0c5a83b53324d17f73d48c43f2a6aace
Diameter
132819622
Circumference
417265148.72777
Area
1.3855249831949E+16
Volume
1.22683269693E+24
Surface area
5.5420999327797E+16
Circumference
417265148.72777
Perimeter
265639244
Area
4410262997055721
Diagonal
93917655.390834
Surface area
26461577982334326
Volume
2.9288473209476E+23
Space diagonal
115025166.77305
Perimeter
199229433
Area
1.9096998964104E+15
Altitude
57512583.386523
Surface area
1.9096998964104E+15
Volume
3.4516796695035E+22
Height
31305885.130278