66745488 (number)

66745488 is an even 8-digits composite number following 66745487 and preceding 66745489. In scientific notation, it is written as 6.6745488 × 10^7. The sum of its digits is 48. It has a total of 7 prime factors and 40 positive divisors. There are 22176000 positive integers (up to 66745488) that are relatively prime to 66745488.

Interesting facts

Basic properties

Name

Name sixty-six million seven hundred forty-five thousand four hundred eighty-eight

Notation

Scientific notation 6.6745488 × 10^7
Engineering notation 6.6745488 × 10^6

Prime Factorization of 66745488

Prime Factorization 2 × 2 × 2 × 2 × 3 × 331 × 4201

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 8343186
Product of the distinct prime numbers

The prime factorization of 66745488 is 2 × 2 × 2 × 2 × 3 × 331 × 4201. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 66745488)

Multiplication

n×y
n×2 133490976
n×3 200236464
n×4 266981952
n×5 333727440

Division

n÷y
n÷2 33372744
n÷3 22248496
n÷3 16686372
n÷5 13349097.6

Exponentiation

ny
n2 4454960168358144
n3 2.9734849045763E+23
n4 1.9846670101658E+31
n5 1.3246756811101E+39

Nth Root

y√n
2√n 8169.791184602
3√n 405.63987252399
4√n 90.386897195346
5√n 36.718453596884

Divisors of 66745488

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 -66745487
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 66745488 can be divided by 40 positive divisors. The sum of these divisors (counting 66745488) is 1, the average is 0.025.

Base conversion 66745488

Base System Value
2 Binary 11111110100111010010010000
3 Ternary 11122121000121010
4 Quaternary 3332213102100
5 Quinary 114041323423
6 Senary 10342330520
8 Octal 376472220
10 Decimal 66745488
12 Duodecimal 1a429a40
16 Hexadecimal 3fa7490
20 Vigesimal 10h33e8
36 Base36 13ql5c

Cryptographic Hash Functions

md5 0e5db0128cb630550114a28dc3caa313
sha1 1fe5398a1590292708a707ea5c20d335a08919bb
sha256 2237e5861044ce8981ca23988a87d4e6b5b4f3997423f23d02a7a0b0673d04c7
sha512 10abcaa5984dfb074ddab54359048281200f37489b61c15e808ce540c7d0582100f84472bbcff1d4d6e77e59a7324a6b0110f56a94df10a6910b94f0a9ad1e99
ripemd-160 e8479a203b64ac99e0f85e7b0f4312a6a94fca9d

66745488 as geometric shapes

Circle

Radius = n
Diameter 133490976
Circumference 419374269.52213
Area 1.3995670136949E+16

Sphere

Radius = n
Volume 1.2455304442369E+24
Surface area 5.5982680547796E+16
Circumference 419374269.52213

Square

Length = n
Perimeter 266981952
Area 4454960168358144
Diagonal 94392374.356811

Cube

Length = n
Surface area 26729761010148864
Volume 2.9734849045763E+23
Space diagonal 115606576.39198

Equilateral Triangle

Length = n
Perimeter 200236464
Area 1.929054339323E+15
Altitude 57803288.195989

Triangular Pyramid

Length = n
Surface area 1.929054339323E+15
Volume 3.5042855663029E+22
Height 31464124.785604