53781921 is an odd 8-digits composite number following 53781920
and preceding 53781922 . In scientific notation, it is written as 5.3781921 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 34617744 positive integers (up to 53781921) that are relatively prime to 53781921.
53781921 has 16 divisors, whose sum is 82425600
The reverse of 53781921 is 12918735
Previous prime number is 29
Is Prime? no Number parity odd Number length 8 Sum of Digits 36 Digital Root 9
Name
fifty-three million seven hundred eighty-one thousand nine hundred twenty-one
Scientific notation
5.3781921 × 10^7
Engineering notation
5.3781921 × 10^6
Prime Factorization
9 × 3 × 29 × 68687
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
53781921 Product of the distinct prime numbers
The prime factorization of 53781921 is 9 × 3 × 29 × 68687.
Since it has a total of 4 prime factors.
8 , 6 , 80 , 29 , 616 , 163 , 3768 , 811 , 18645 , 71126 , 54557 , 752033 , 6029904 , 1942324 , 55241689 , 67762265 , 841725381 , 110045595 , 1236011798 , 9307572285
n×2
107563842
n×3
161345763
n×4
215127684
n×5
268909605
n÷2
26890960.5
n÷3
17927307
n÷3
13445480.25
n÷5
10756384.2
n2
2892495026450241
n3
1.5556393900544E+23
n4
8.3665274780394E+30
n5
4.4996791986824E+38
2 √n7333.6158203167
3 √n377.46680935621
4 √n85.636533210521
5 √n35.166347400678
1 , 3 , 9 , 27 , 29 , 87 , 261 , 783 , 68687 , 206061 , 618183 , 1854549 , 1991923 , 5975769 , 17927307 , 53781921
16 divisors
τ Total Divisors
16 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-53781920 Sum of the proper positive divisors of n
A Arithmetic Mean
0.0625 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
16 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 53781921 can be divided by 16 positive divisors.
The sum of these divisors (counting 53781921) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11001101001010010110100001
3
Ternary
10202012101221000
4
Quaternary
3031022112201
5
Quinary
102232010141
6
Senary
5200422213
8
Octal
315122641
10
Decimal
53781921
12
Duodecimal
16017969
16
Hexadecimal
334a5a1
20
Vigesimal
gg2eg1
36
Base36
w0qe9
md5
3ce9209dfee857f20e3c5dc9b2c9e6b5
sha1
cdfac82b7812ac2df0d3d73fef5ed9e60f4fa016
sha256
ff3abc585d2a81825e7671a6de3ed2e08665dd6aa27a6eb07aaeffa3aad0aeca
sha512
466095028570b18697524a956257b9b2631b27c72def64537ecd8945818d3754969721e72003842c20376a269bec7357d91e41090e58409629bdd7968eb58023
ripemd-160
86f1047619b0e55c6a09a769f847374f0e81f3ef
Diameter
107563842
Circumference
337921775.81909
Area
9.0870411256411E+15
Volume
6.5162470392397E+23
Surface area
3.6348164502564E+16
Circumference
337921775.81909
Perimeter
215127684
Area
2892495026450241
Diagonal
76059122.088678
Surface area
17354970158701446
Volume
1.5556393900544E+23
Space diagonal
93153019.700656
Perimeter
161345763
Area
1.252487086613E+15
Altitude
46576509.850328
Surface area
1.252487086613E+15
Volume
1.8333386029806E+22
Height
25353040.696226