66872784 (number)

66872784 is an even 8-digits composite number following 66872783 and preceding 66872785. In scientific notation, it is written as 6.6872784 × 10^7. The sum of its digits is 48. It has a total of 7 prime factors and 40 positive divisors. There are 20264320 positive integers (up to 66872784) that are relatively prime to 66872784.

Interesting facts

Basic properties

Name

Name sixty-six million eight hundred seventy-two thousand seven hundred eighty-four

Notation

Scientific notation 6.6872784 × 10^7
Engineering notation 6.6872784 × 10^6

Prime Factorization of 66872784

Prime Factorization 2 × 2 × 2 × 2 × 3 × 11 × 126653

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 8359098
Product of the distinct prime numbers

The prime factorization of 66872784 is 2 × 2 × 2 × 2 × 3 × 11 × 126653. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 66872784)

Multiplication

n×y
n×2 133745568
n×3 200618352
n×4 267491136
n×5 334363920

Division

n÷y
n÷2 33436392
n÷3 22290928
n÷3 16718196
n÷5 13374556.8

Exponentiation

ny
n2 4471969239910656
n3 2.9905303303519E+23
n4 1.9998508882707E+31
n5 1.3373559648354E+39

Nth Root

y√n
2√n 8177.5781255822
3√n 405.89758553109
4√n 90.429962543297
5√n 36.732448701946

Divisors of 66872784

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 -66872783
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 66872784 can be divided by 40 positive divisors. The sum of these divisors (counting 66872784) is 1, the average is 0.025.

Base conversion 66872784

Base System Value
2 Binary 11111111000110010111010000
3 Ternary 11122211111012210
4 Quaternary 3333012113100
5 Quinary 114104412114
6 Senary 10345152120
8 Octal 377062720
10 Decimal 66872784
12 Duodecimal 1a48b640
16 Hexadecimal 3fc65d0
20 Vigesimal 10hj1j4
36 Base36 13tbdc

Cryptographic Hash Functions

md5 e57a93489baa75a59c360354e3065c38
sha1 5beedb381d9d1e41294aecaa72cb1d30f460c278
sha256 6b612ee9409e5fe38d64f591c3ddbdf3fcef6a7303f49cd8f2131bbc6128765f
sha512 95188fe031369ff1162b66522ded2fe32ec2ac0a367bf6808954696ed1e771bb06289d07f654701f160dd9f5a62185512cad570d02697b2dc545c2815b9a11a7
ripemd-160 b88403f7b255c10dc341bf95d8160d31f6cb2840

66872784 as geometric shapes

Circle

Radius = n
Diameter 133745568
Circumference 420174093.87899
Area 1.4049105711183E+16

Sphere

Radius = n
Volume 1.2526704154895E+24
Surface area 5.6196422844731E+16
Circumference 420174093.87899

Square

Length = n
Perimeter 267491136
Area 4471969239910656
Diagonal 94572398.086447

Cube

Length = n
Surface area 26831815439463936
Volume 2.9905303303519E+23
Space diagonal 115827059.53158

Equilateral Triangle

Length = n
Perimeter 200618352
Area 1.9364194833526E+15
Altitude 57913529.76579

Triangular Pyramid

Length = n
Surface area 1.9364194833526E+15
Volume 3.5243737932265E+22
Height 31524132.695482