54987 is an odd 5-digits composite number following 54986
and preceding 54988 . In scientific notation, it is written as 5.4987 × 10^4.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 36656 positive integers (up to 54987) that are relatively prime to 54987.
54987 has 4 divisors, whose sum is 73320
The reverse of 54987 is 78945
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 5
Sum of Digits 33
Digital Root 6
Name
fifty-four thousand nine hundred eighty-seven
Scientific notation
5.4987 × 10^4
Engineering notation
5.4987 × 10^3
Prime Factorization
3 × 18329
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
54987
Product of the distinct prime numbers
The prime factorization of 54987 is 3 × 18329.
Since it has a total of 2 prime factors.
1 , 6 , 76 , 28 , 297 , 323 , 7812 , 1550 , 10075 , 58820 , 701535 , 718300 , 2052720 , 8475841 , 40013977 , 60804535 , 759177318 , 682409207 , 8671933829 , 2812330648
n×2
109974
n×3
164961
n×4
219948
n×5
274935
n÷2
27493.5
n÷3
18329
n÷3
13746.75
n÷5
10997.4
n2
3023570169
n3
166257052882803
n4
9141976566866688561
n5
5.026898654823E+23
2 √n
234.49307026008
3 √n
38.026528105938
4 √n
15.313166565413
5 √n
8.8726225211051
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-54986
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 54987 can be divided by 4 positive divisors.
The sum of these divisors (counting 54987) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101011011001011
3
Ternary
2210102120
4
Quaternary
31123023
5
Quinary
3224422
6
Senary
1102323
8
Octal
153313
10
Decimal
54987
12
Duodecimal
279a3
16
Hexadecimal
d6cb
20
Vigesimal
6h97
36
Base36
16ff
md5
b63f73301fe289a7c258eb2e3f4986ce
sha1
7eb529d8989a088526d16875230625175c377f58
sha256
e6900cb5a6a0618f22cf62c3a3c6e030c9f40cd0a572537e0dae0fdf644d517c
sha512
aad7f99dabeb5a5dcfd373f34af257d920f0ede112ee3f54ad7daa389e9d18a4f6f20b80d3c4d9ece25b895581554b93e7182dcefa2c542f96c63da74a615844
ripemd-160
93643164f5f0080845485c6c23171b5c02542cc1
Diameter
109974
Circumference
345493.51048588
Area
9498825830.5436
Volume
6.9641591459214E+14
Surface area
37995303322.175
Circumference
345493.51048588
Perimeter
219948
Area
3023570169
Diagonal
77763.361154209
Surface area
18141421014
Volume
166257052882803
Space diagonal
95240.27775579
Perimeter
164961
Area
1309244288.2394
Altitude
47620.138877895
Surface area
1309244288.2394
Volume
19593581585587
Height
25921.120384736