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 6 prime factors and 20 positive divisors.
There are 23433984 positive integers (up to 51991472) that are relatively prime to 51991472.
51991472 has 20 divisors, whose sum is 100931040
The reverse of 51991472 is 27419915
Previous prime number is 559
Is Prime? no Number parity even Number length 8 Sum of Digits 38 Digital Root 2
Name
fifty-one million nine hundred ninety-one thousand four hundred seventy-two
Scientific notation
5.1991472 × 10^7
Engineering notation
5.1991472 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 559 × 5813
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
6 Total number of prime factors
rad Radical
6498934 Product of the distinct prime numbers
The prime factorization of 51991472 is 2 × 2 × 2 × 2 × 559 × 5813.
Since it has a total of 6 prime factors.
3 , 4 , 2 , 33 , 536 , 215 , 2838 , 6769 , 53315 , 34141 , 922693 , 355078 , 699688 , 6029647 , 85292324 , 23612154 , 280272025 , 945870328 , 3370500380 , 3053136
n×2
103982944
n×3
155974416
n×4
207965888
n×5
259957360
n÷2
25995736
n÷3
17330490.666667
n÷3
12997868
n÷5
10398294.4
n2
2703113160726784
n3
1.4053883220876E+23
n4
7.3068207596943E+30
n5
3.7989236693667E+38
2 √n7210.5112162731
3 √n373.23071017186
4 √n84.914729089087
5 √n34.92902175715
1 , 2 , 4 , 8 , 16 , 559 , 1118 , 2236 , 4472 , 5813 , 8944 , 11626 , 23252 , 46504 , 93008 , 3249467 , 6498934 , 12997868 , 25995736 , 51991472
20 divisors
τ Total Divisors
20 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
0.05 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
20 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 20 positive divisors.
The sum of these divisors (counting 51991472) is 1, the average is 0.05.
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
md5
717d7110c16955f8836f2df6b43ff2c2
sha1
3cd0f664a30e85183e14d743b9d2705145eb81a0
sha256
0e2f5ac62d7ba045a229bf64ba47b5feb73b8d730b788fa1ec93b0da9a88a93e
sha512
f68e5a8c08ea3eb818e4cd5616f73587f899db57fb6bfaa665360d333e1c7194155cbdbc41abde667772a1a364e31e02310f8e16080cb7a49c92721fb32e312e
ripemd-160
1d1c8228754fdef4692afb72b69d8df99d0102c3
Diameter
103982944
Circumference
326672052.96904
Area
8.4920804475612E+15
Volume
5.8868768374816E+23
Surface area
3.3968321790245E+16
Circumference
326672052.96904
Perimeter
207965888
Area
2703113160726784
Diagonal
73527044.830141
Surface area
16218678964360704
Volume
1.4053883220876E+23
Space diagonal
90051871.064295
Perimeter
155974416
Area
1.1704823332467E+15
Altitude
45025935.532147
Surface area
1.1704823332467E+15
Volume
1.6562660212475E+22
Height
24509014.94338