66071809 is an odd 8-digits composite number following 66071808
and preceding 66071810 . In scientific notation, it is written as 6.6071809 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 62185216 positive integers (up to 66071809) that are relatively prime to 66071809.
66071809 has 4 divisors, whose sum is 69958404
The reverse of 66071809 is 90817066
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
sixty-six million seventy-one thousand eight hundred nine
Scientific notation
6.6071809 × 10^7
Engineering notation
6.6071809 × 10^6
Prime Factorization
17 × 3886577
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66071809
Product of the distinct prime numbers
The prime factorization of 66071809 is 17 × 3886577.
Since it has a total of 2 prime factors.
10 , 9 , 45 , 87 , 17 , 823 , 2899 , 5468 , 7901 , 47336 , 913402 , 502783 , 2027481 , 5182902 , 34312775 , 27114130 , 64735644 , 358145401 , 8225115415 , 44486099
n×2
132143618
n×3
198215427
n×4
264287236
n×5
330359045
n÷2
33035904.5
n÷3
22023936.333333
n÷3
16517952.25
n÷5
13214361.8
n2
4365483944532481
n3
2.8843542137572E+23
n4
1.9057450069971E+31
n5
1.2591602010502E+39
2 √n
8128.4567415962
3 √n
404.27051328536
4 √n
90.15795440002
5 √n
36.644030802358
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
-66071808
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 66071809 can be divided by 4 positive divisors.
The sum of these divisors (counting 66071809) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111100000010110100000001
3
Ternary
11121022210111001
4
Quaternary
3330002310001
5
Quinary
113403244214
6
Senary
10320052001
8
Octal
374026401
10
Decimal
66071809
12
Duodecimal
1a164001
16
Hexadecimal
3f02d01
20
Vigesimal
10cija9
36
Base36
13c5c1
md5
c30205bf9d236847affb489195fdd245
sha1
19d34f8c85a549078d58dabc3bfd2c4e8218ec19
sha256
dcb38e5783e9757dad61d2c0707dbf3cadcf8fce222700e9f18dbc4b205c5da2
sha512
92f10675e892ba40b299adc43b101cfbc1bbe5efdc52891ce4d28338ec853cfa2d8eb37ab935af1b1def247875542ef74040ef34abfca9d06af43c0317a5e399
ripemd-160
d840ed122a9877d91064ea3ac6d41746b56b49cb
Diameter
132143618
Circumference
415141419.52758
Area
1.3714572289507E+16
Volume
1.208195467772E+24
Surface area
5.485828915803E+16
Circumference
415141419.52758
Perimeter
264287236
Area
4365483944532481
Diagonal
93439648.378325
Surface area
26192903667194886
Volume
2.8843542137572E+23
Space diagonal
114439730.13599
Perimeter
198215427
Area
1.8903099978891E+15
Altitude
57219865.067993
Surface area
1.8903099978891E+15
Volume
3.3992440398195E+22
Height
31146549.459442