18983 is an odd 5-digits composite number following 18982
and preceding 18984 . In scientific notation, it is written as 1.8983 × 10^4.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 18480 positive integers (up to 18983) that are relatively prime to 18983.
18983 has 4 divisors, whose sum is 19488
The reverse of 18983 is 38981
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 5
Sum of Digits 29
Digital Root 2
Name
eighteen thousand nine hundred eighty-three
Scientific notation
1.8983 × 10^4
Engineering notation
1.8983 × 10^3
Prime Factorization
41 × 463
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18983
Product of the distinct prime numbers
The prime factorization of 18983 is 41 × 463.
Since it has a total of 2 prime factors.
8 , 8 , 39 , 85 , 590 , 761 , 8770 , 5622 , 39923 , 75259 , 490135 , 533293 , 7973399 , 6885832 , 5237943 , 6403791 , 417698503 , 840368427 , 8983252833 , 3916640190
n×2
37966
n×3
56949
n×4
75932
n×5
94915
n÷2
9491.5
n÷3
6327.6666666667
n÷3
4745.75
n÷5
3796.6
n2
360354289
n3
6840605468087
n4
129855213600695521
n5
2.465041519782E+21
2 √n
137.77880823987
3 √n
26.676055721602
4 √n
11.737921802426
5 √n
7.1725398453904
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
-18982
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 18983 can be divided by 4 positive divisors.
The sum of these divisors (counting 18983) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101000100111
3
Ternary
222001002
4
Quaternary
10220213
5
Quinary
1101413
6
Senary
223515
8
Octal
45047
10
Decimal
18983
12
Duodecimal
ab9b
16
Hexadecimal
4a27
20
Vigesimal
2793
36
Base36
enb
md5
1bb5dc166a3dd535de9fb463e487a03c
sha1
b17cd4e439138b5801ec2983d33a1885b8eeba47
sha256
6b4f42299656b14b94723eb69b8d4fa55274140e3bff2c7e5f8f67db9f9ccc4e
sha512
3286159c46e40450ca62ae717c224f01e5f1e02db267a169aac98f599e2ae1a554207dfd5c72ca0d4a94077bdc1649ac53f34fa27392cb5389ecdc76388bcb47
ripemd-160
bc66f006f37bdf36d3c07fc14c8dfe4b195d498c
Diameter
37966
Circumference
119273.70668619
Area
1132086387.012
Volume
28653861179531
Surface area
4528345548.0479
Circumference
119273.70668619
Perimeter
75932
Area
360354289
Diagonal
26846.016054528
Surface area
2162125734
Volume
6840605468087
Space diagonal
32879.52048008
Perimeter
56949
Area
156037984.31834
Altitude
16439.76024004
Surface area
156037984.31834
Volume
806173085651.02
Height
8948.6720181762