66406907 is an odd 8-digits composite number following 66406906
and preceding 66406908 . In scientific notation, it is written as 6.6406907 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 6 positive divisors.
There are 56920164 positive integers (up to 66406907) that are relatively prime to 66406907.
66406907 has 6 divisors, whose sum is 77248908
The reverse of 66406907 is 70960466
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
sixty-six million four hundred six thousand nine hundred seven
Scientific notation
6.6406907 × 10^7
Engineering notation
6.6406907 × 10^6
Prime Factorization
7 × 7 × 1355243
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
9486701
Product of the distinct prime numbers
The prime factorization of 66406907 is 7 × 7 × 1355243.
Since it has a total of 3 prime factors.
1 , 7 , 17 , 6 , 824 , 533 , 2448 , 1557 , 7774 , 38168 , 378433 , 17487 , 4564004 , 5997484 , 87112871 , 35482604 , 104555052 , 412803335 , 3557409274 , 9201000671
n×2
132813814
n×3
199220721
n×4
265627628
n×5
332034535
n÷2
33203453.5
n÷3
22135635.666667
n÷3
16601726.75
n÷5
13281381.4
n2
4409877297306649
n3
2.9284631156365E+23
n4
1.9447017777301E+31
n5
1.2914163009645E+39
2 √n
8149.0433180834
3 √n
404.9528106376
4 √n
90.272051699756
5 √n
36.681125309629
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66406906
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66406907 can be divided by 6 positive divisors.
The sum of these divisors (counting 66406907) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
11111101010100100111111011
3
Ternary
11121221211011002
4
Quaternary
3331110213323
5
Quinary
114000010112
6
Senary
10331155215
8
Octal
375244773
10
Decimal
66406907
12
Duodecimal
1a2a5b0b
16
Hexadecimal
3f549fb
20
Vigesimal
10f0h57
36
Base36
13jbwb
md5
3011daf3c9b094219fe0e588fe268aaf
sha1
5b75899d758b93d65885858450008e3b2f87680f
sha256
6900b0dccbb002da3316372451d6ce8b875984a60cc852253a209dbeca07fcdd
sha512
088c12d484726ad5f4057d2b390fd1571a77318e380c5f1e9cb295fa371102e8a67e30a6bcf9e9512f990be44cf8ba7d75fe6c58b267f995b5c1d0e7685edede
ripemd-160
d0c8e2d1888f58d5f2945ee28ab952f3020595ea
Diameter
132813814
Circumference
417246902.35764
Area
1.3854038120451E+16
Volume
1.2266717613857E+24
Surface area
5.5416152481804E+16
Circumference
417246902.35764
Perimeter
265627628
Area
4409877297306649
Diagonal
93913548.514649
Surface area
26459263783839894
Volume
2.9284631156365E+23
Space diagonal
115020136.8975
Perimeter
199220721
Area
1.9095328835199E+15
Altitude
57510068.448751
Surface area
1.9095328835199E+15
Volume
3.4512268792021E+22
Height
31304516.17155