66705968 (number)

66705968 is an even 8-digits composite number following 66705967 and preceding 66705969. In scientific notation, it is written as 6.6705968 × 10^7. The sum of its digits is 47. It has a total of 7 prime factors and 40 positive divisors. There are 27813888 positive integers (up to 66705968) that are relatively prime to 66705968.

Interesting facts

Basic properties

Name

Name sixty-six million seven hundred five thousand nine hundred sixty-eight

Notation

Scientific notation 6.6705968 × 10^7
Engineering notation 6.6705968 × 10^6

Prime Factorization of 66705968

Prime Factorization 2 × 2 × 2 × 2 × 7 × 37 × 16097

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 8338246
Product of the distinct prime numbers

The prime factorization of 66705968 is 2 × 2 × 2 × 2 × 7 × 37 × 16097. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 66705968)

Multiplication

n×y
n×2 133411936
n×3 200117904
n×4 266823872
n×5 333529840

Division

n÷y
n÷2 33352984
n÷3 22235322.666667
n÷3 16676492
n÷5 13341193.6

Exponentiation

ny
n2 4449686166817024
n3 2.9682062305374E+23
n4 1.9799706983163E+31
n5 1.3207586204282E+39

Nth Root

y√n
2√n 8167.3721600035
3√n 405.55979693513
4√n 90.373514704273
5√n 36.714104367794

Divisors of 66705968

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -66705967
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 66705968 can be divided by 40 positive divisors. The sum of these divisors (counting 66705968) is 1, the average is 0.025.

Base conversion 66705968

Base System Value
2 Binary 11111110011101101000110000
3 Ternary 11122112000101102
4 Quaternary 3332131220300
5 Quinary 114034042333
6 Senary 10341423532
8 Octal 376355060
10 Decimal 66705968
12 Duodecimal 1a40aba8
16 Hexadecimal 3f9da30
20 Vigesimal 10gi4i8
36 Base36 13pqnk

Cryptographic Hash Functions

md5 7059f23dc4e0c8de838b76f9303dfa3c
sha1 5b9b2eb40da2e930399ba32c0c0203980fd8825e
sha256 ee01299247e5d0c1382848cd1e203d9258d9ebdf8abece56353ced3eec8af5b1
sha512 ff6c9137f3c5f565afe77e491e926139005d102ef000237319931ad41731064c60a634912a587d8fe4f460ae55931404faae881fd87ed83868d96943dfb6b6a8
ripemd-160 8d43af5ff7fcea1b23414ec69e8740120fe81973

66705968 as geometric shapes

Circle

Radius = n
Diameter 133411936
Circumference 419125958.03879
Area 1.3979101372452E+16

Sphere

Radius = n
Volume 1.2433193184261E+24
Surface area 5.591640548981E+16
Circumference 419125958.03879

Square

Length = n
Perimeter 266823872
Area 4449686166817024
Diagonal 94336484.636826

Cube

Length = n
Surface area 26698117000902144
Volume 2.9682062305374E+23
Space diagonal 115538125.74406

Equilateral Triangle

Length = n
Perimeter 200117904
Area 1.9267706296659E+15
Altitude 57769062.872032

Triangular Pyramid

Length = n
Surface area 1.9267706296659E+15
Volume 3.4980645892886E+22
Height 31445494.878942