51991472 (number)

51991472 is an even 8-digits composite number following 51991471 and preceding 51991473. In scientific notation, it is written as 5.1991472 × 10^7. The sum of its digits is 38. It has a total of 7 prime factors and 40 positive divisors. There are 23433984 positive integers (up to 51991472) that are relatively prime to 51991472.

Interesting facts

Basic properties

Name

Name fifty-one million nine hundred ninety-one thousand four hundred seventy-two

Notation

Scientific notation 5.1991472 × 10^7
Engineering notation 5.1991472 × 10^6

Prime Factorization of 51991472

Prime Factorization 2 × 2 × 2 × 2 × 13 × 43 × 5813

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 6498934
Product of the distinct prime numbers

The prime factorization of 51991472 is 2 × 2 × 2 × 2 × 13 × 43 × 5813. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 51991472)

Multiplication

n×y
n×2 103982944
n×3 155974416
n×4 207965888
n×5 259957360

Division

n÷y
n÷2 25995736
n÷3 17330490.666667
n÷3 12997868
n÷5 10398294.4

Exponentiation

ny
n2 2703113160726784
n3 1.4053883220876E+23
n4 7.3068207596943E+30
n5 3.7989236693667E+38

Nth Root

y√n
2√n 7210.5112162731
3√n 373.23071017186
4√n 84.914729089087
5√n 34.92902175715

Divisors of 51991472

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 -51991471
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 51991472 can be divided by 40 positive divisors. The sum of these divisors (counting 51991472) is 1, the average is 0.025.

Base conversion 51991472

Base System Value
2 Binary 11000110010101001110110000
3 Ternary 10121211102220002
4 Quaternary 3012111032300
5 Quinary 101302211342
6 Senary 5054205132
8 Octal 306251660
10 Decimal 51991472
12 Duodecimal 154b37a8
16 Hexadecimal 31953b0
20 Vigesimal g4iidc
36 Base36 uycvk

Cryptographic Hash Functions

md5 717d7110c16955f8836f2df6b43ff2c2
sha1 3cd0f664a30e85183e14d743b9d2705145eb81a0
sha256 0e2f5ac62d7ba045a229bf64ba47b5feb73b8d730b788fa1ec93b0da9a88a93e
sha512 f68e5a8c08ea3eb818e4cd5616f73587f899db57fb6bfaa665360d333e1c7194155cbdbc41abde667772a1a364e31e02310f8e16080cb7a49c92721fb32e312e
ripemd-160 1d1c8228754fdef4692afb72b69d8df99d0102c3

51991472 as geometric shapes

Circle

Radius = n
Diameter 103982944
Circumference 326672052.96904
Area 8.4920804475612E+15

Sphere

Radius = n
Volume 5.8868768374816E+23
Surface area 3.3968321790245E+16
Circumference 326672052.96904

Square

Length = n
Perimeter 207965888
Area 2703113160726784
Diagonal 73527044.830141

Cube

Length = n
Surface area 16218678964360704
Volume 1.4053883220876E+23
Space diagonal 90051871.064295

Equilateral Triangle

Length = n
Perimeter 155974416
Area 1.1704823332467E+15
Altitude 45025935.532147

Triangular Pyramid

Length = n
Surface area 1.1704823332467E+15
Volume 1.6562660212475E+22
Height 24509014.94338