1983 is an odd 4-digits composite number following 1982
and preceding 1984 . In scientific notation, it is written as 1.983 × 10^3.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 1320 positive integers (up to 1983) that are relatively prime to 1983.
1983 has 4 divisors, whose sum is 2648
The reverse of 1983 is 3891
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 4
Sum of Digits 21
Digital Root 3
Name
one thousand nine hundred eighty-three
Scientific notation
1.983 × 10^3
Engineering notation
1.983 × 10^3
Prime Factorization
3 × 661
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1983
Product of the distinct prime numbers
The prime factorization of 1983 is 3 × 661.
Since it has a total of 2 prime factors.
9 , 2 , 88 , 22 , 675 , 473 , 2592 , 4448 , 88713 , 91841 , 731464 , 561696 , 8906608 , 9096394 , 14197744 , 82327945 , 790668256 , 503288724 , 2828297772 , 8279504831
n×2
3966
n×3
5949
n×4
7932
n×5
9915
n÷2
991.5
n÷3
661
n÷3
495.75
n÷5
396.6
n2
3932289
n3
7797729087
n4
15462896779521
n5
30662924313790143
2 √n
44.530888156425
3 √n
12.56341111186
4 √n
6.6731467956598
5 √n
4.5652497655468
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
-1982
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 1983 can be divided by 4 positive divisors.
The sum of these divisors (counting 1983) is 1, the average is 0.25.
Base
System
Value
2
Binary
11110111111
3
Ternary
2201110
4
Quaternary
132333
5
Quinary
30413
6
Senary
13103
8
Octal
3677
10
Decimal
1983
12
Duodecimal
1193
16
Hexadecimal
7bf
20
Vigesimal
4j3
36
Base36
1j3
md5
1e4d36177d71bbb3558e43af9577d70e
sha1
1aa8a9a093cd1b8a820fd6e92c62fbc6ef375b62
sha256
52bb7cc738dbf5e5eee2c76754d87904e6750c63eda5e0a866197d2e16d9c142
sha512
628f009daac8afb1cc982ebb3b663eea34029efc674f96e535cd1f1786e34b314c011b4fb9de09845e8b49b3e9d41a72c39c5fbd44966bc9b106743e0c0f3d3b
ripemd-160
10d99ec64fc18324bb392bf20d87dd4193017fe8
Diameter
3966
Circumference
12459.556464137
Area
12353650.234192
Volume
32663051219.204
Surface area
49414600.936768
Circumference
12459.556464137
Perimeter
7932
Area
3932289
Diagonal
2804.3854941858
Surface area
23593734
Volume
7797729087
Space diagonal
3434.6567514091
Perimeter
5949
Area
1702731.0845111
Altitude
1717.3283757045
Surface area
1702731.0845111
Volume
918971185.87888
Height
934.79516472862