66465720 is an even 8-digits composite number following 66465719
and preceding 66465721 . In scientific notation, it is written as 6.6465720 × 10^7.
The sum of its digits is 36. It has a total of 6 prime factors and 32 positive divisors.
There are 17724096 positive integers (up to 66465720) that are relatively prime to 66465720.
66465720 has 32 divisors, whose sum is 177242880
The reverse of 66465720 is 02756466
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 36
Digital Root 9
Name
sixty-six million four hundred sixty-five thousand seven hundred twenty
Scientific notation
6.6465720 × 10^7
Engineering notation
6.6465720 × 10^6
Prime Factorization
2 × 2 × 2 × 15 × 3 × 184627
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
16616430
Product of the distinct prime numbers
The prime factorization of 66465720 is 2 × 2 × 2 × 15 × 3 × 184627.
Since it has a total of 6 prime factors.
5 , 8 , 13 , 99 , 989 , 674 , 7739 , 2460 , 70125 , 43234 , 919255 , 33551 , 9267485 , 6619989 , 9770908 , 75775394 , 404008122 , 350471169 , 2626717197 , 795891996
n×2
132931440
n×3
199397160
n×4
265862880
n×5
332328600
n÷2
33232860
n÷3
22155240
n÷3
16616430
n÷5
13293144
n2
4417691935118400
n3
2.9362507520584E+23
n4
1.951600203361E+31
n5
1.2971451266854E+39
2 √n
8152.6511025555
3 √n
405.07232361797
4 √n
90.292032331516
5 √n
36.687620306234
1 , 2 , 3 , 4 , 6 , 8 , 12 , 15 , 24 , 30 , 45 , 60 , 90 , 120 , 180 , 360 , 184627 , 369254 , 553881 , 738508 , 1107762 , 1477016 , 2215524 , 2769405 , 4431048 , 5538810 , 8308215 , 11077620 , 16616430 , 22155240 , 33232860 , 66465720
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66465719
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66465720 can be divided by 32 positive divisors.
The sum of these divisors (counting 66465720) is 1, the average is 0.03125.
Base
System
Value
2
Binary
11111101100010111110111000
3
Ternary
11122001210211100
4
Quaternary
3331202332320
5
Quinary
114003400340
6
Senary
10332331400
8
Octal
375427670
10
Decimal
66465720
12
Duodecimal
1a313b60
16
Hexadecimal
3f62fb8
20
Vigesimal
10f8460
36
Base36
13kla0
md5
41f16437c53e2847860783ecd0c152be
sha1
c55dd8baf142b50e3902d03bdf52dc2c86a47aa7
sha256
3f27839f9e05de4b8cc85c4f9728df51392ff671c60314dbae434d40c8d7788a
sha512
0b8d05ad0fae4507223c9aa883b02b29dceafa0981b1492a9e8708a24339a539b6a5b1e60e2ba3de2bb464aef573687c553d8a05c15b0be64878851f2211857b
ripemd-160
15b9980a35d439c39992a5943d10984aa3ad3208
Diameter
132931440
Circumference
417616435.33511
Area
1.3878588529191E+16
Volume
1.2299338389019E+24
Surface area
5.5514354116763E+16
Circumference
417616435.33511
Perimeter
265862880
Area
4417691935118400
Diagonal
93996722.656893
Surface area
26506151610710400
Volume
2.9362507520584E+23
Space diagonal
115122004.00165
Perimeter
199397160
Area
1.9129167209531E+15
Altitude
57561002.000823
Surface area
1.9129167209531E+15
Volume
3.460404696741E+22
Height
31332240.885631