66397712 is an even 8-digits composite number following 66397711
and preceding 66397713 . In scientific notation, it is written as 6.6397712 × 10^7.
The sum of its digits is 41. It has a total of 6 prime factors and 20 positive divisors.
There are 33023520 positive integers (up to 66397712) that are relatively prime to 66397712.
66397712 has 20 divisors, whose sum is 129325056
The reverse of 66397712 is 21779366
Previous prime number is 191
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
sixty-six million three hundred ninety-seven thousand seven hundred twelve
Scientific notation
6.6397712 × 10^7
Engineering notation
6.6397712 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 191 × 21727
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
8299714
Product of the distinct prime numbers
The prime factorization of 66397712 is 2 × 2 × 2 × 2 × 191 × 21727.
Since it has a total of 6 prime factors.
9 , 9 , 39 , 54 , 129 , 426 , 6304 , 2970 , 29847 , 25465 , 404435 , 317146 , 8180477 , 1578456 , 58006432 , 66827345 , 742942213 , 896757126 , 7007487955 , 8041492638
n×2
132795424
n×3
199193136
n×4
265590848
n×5
331988560
n÷2
33198856
n÷3
22132570.666667
n÷3
16599428
n÷5
13279542.4
n2
4408656158834944
n3
2.9272468194135E+23
n4
1.9436249126833E+31
n5
1.2905224718837E+39
2 √n
8148.4791218975
3 √n
404.93411924372
4 √n
90.26892666858
5 √n
36.680109446537
1 , 2 , 4 , 8 , 16 , 191 , 382 , 764 , 1528 , 3056 , 21727 , 43454 , 86908 , 173816 , 347632 , 4149857 , 8299714 , 16599428 , 33198856 , 66397712
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66397711
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66397712 can be divided by 20 positive divisors.
The sum of these divisors (counting 66397712) is 1, the average is 0.05.
Base
System
Value
2
Binary
11111101010010011000010000
3
Ternary
11121221100112112
4
Quaternary
3331102120100
5
Quinary
113444211322
6
Senary
10331044452
8
Octal
375223020
10
Decimal
66397712
12
Duodecimal
1a2a0728
16
Hexadecimal
3f52610
20
Vigesimal
10eje5c
36
Base36
13j4sw
md5
3591e0a8b0fa344c9e3320f1df906664
sha1
2a19c3666e805ea4112f723e9d2c3c25abddbc57
sha256
8e4f129adee41463816f279935655afd29bb6f98649c4654d97f425a3efc8ee5
sha512
16bc7a2b846cb345e58c3d14fb067e2816f851f9befbebd485f988c066d062e7cf7779b1b7d7b493b310840afccc011a10e64bd027cbfccb1d98225ffc9c19b9
ripemd-160
da07069c5d293fc0ccef07db4095072845773b52
Diameter
132795424
Circumference
417189128.46874
Area
1.3850201800799E+16
Volume
1.2261622804151E+24
Surface area
5.5400807203197E+16
Circumference
417189128.46874
Perimeter
265590848
Area
4408656158834944
Diagonal
93900544.820943
Surface area
26451936953009664
Volume
2.9272468194135E+23
Space diagonal
115004210.69033
Perimeter
199193136
Area
1.9090041150509E+15
Altitude
57502105.345163
Surface area
1.9090041150509E+15
Volume
3.4497934603567E+22
Height
31300181.606981