65642784 (number)

65642784 is an even 8-digits composite number following 65642783 and preceding 65642785. In scientific notation, it is written as 6.5642784 × 10^7. The sum of its digits is 42. It has a total of 8 prime factors and 48 positive divisors. There are 21781760 positive integers (up to 65642784) that are relatively prime to 65642784.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 6.5642784 × 10^7
Engineering notation 6.5642784 × 10^6

Prime Factorization of 65642784

Prime Factorization 2 × 2 × 2 × 2 × 2 × 3 × 239 × 2861

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 4102674
Product of the distinct prime numbers

The prime factorization of 65642784 is 2 × 2 × 2 × 2 × 2 × 3 × 239 × 2861. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 65642784)

Multiplication

n×y
n×2 131285568
n×3 196928352
n×4 262571136
n×5 328213920

Division

n÷y
n÷2 32821392
n÷3 21880928
n÷3 16410696
n÷5 13128556.8

Exponentiation

ny
n2 4308975091270656
n3 2.8285312117766E+23
n4 1.8567266337191E+31
n5 1.2188070536427E+39

Nth Root

y√n
2√n 8102.0234509658
3√n 403.39359404395
4√n 90.011240692293
5√n 36.596318477073

Divisors of 65642784

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -65642783
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 65642784 can be divided by 48 positive divisors. The sum of these divisors (counting 65642784) is 1, the average is 0.020833333333333.

Base conversion 65642784

Base System Value
2 Binary 11111010011010000100100000
3 Ternary 11120111222222020
4 Quaternary 3322122010200
5 Quinary 113301032114
6 Senary 10302541440
8 Octal 372320440
10 Decimal 65642784
12 Duodecimal 19b97880
16 Hexadecimal 3e9a120
20 Vigesimal 10a56j4
36 Base36 132yao

Cryptographic Hash Functions

md5 31d835329729eadad146ffadf16ee989
sha1 73e3d906e1ceecb197ce1829e8f7be5c7dda85bf
sha256 88fad2018bb9dd833363414aae8e688c7def610d0902875f0b6f41814fef168d
sha512 0ef4aceb2d026186531be1b002d751cff05093fe0761d58d0cb3e4c074141a216fe3968387f8745ebe81fc26b7e4815d64e485e4f553c896c81372261e2d2101
ripemd-160 396beb07211db184a852e84f0fa281dfda2fd7b0

65642784 as geometric shapes

Circle

Radius = n
Diameter 131285568
Circumference 412445775.95116
Area 1.3537044491237E+16

Sphere

Radius = n
Volume 1.1848123833822E+24
Surface area 5.4148177964949E+16
Circumference 412445775.95116

Square

Length = n
Perimeter 262571136
Area 4308975091270656
Diagonal 92832915.404728

Cube

Length = n
Surface area 25853850547623936
Volume 2.8285312117766E+23
Space diagonal 113696637.03827

Equilateral Triangle

Length = n
Perimeter 196928352
Area 1.8658409466574E+15
Altitude 56848318.519135

Triangular Pyramid

Length = n
Surface area 1.8658409466574E+15
Volume 3.3334560010751E+22
Height 30944305.134909