203989 is an odd 6-digits prime number following 203988
and preceding 203990 . In scientific notation, it is written as 2.03989 × 10^5.
The sum of its digits is 31. It has a total of 1 prime factors and 2 positive divisors.
There are 203988 positive integers (up to 203989) that are relatively prime to 203989.
203989 has 2 divisors, whose sum is 203990
The reverse of 203989 is 989302
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 6
Sum of Digits 31
Digital Root 4
Name
two hundred three thousand nine hundred eighty-nine
Scientific notation
2.03989 × 10^5
Engineering notation
2.03989 × 10^3
Prime Factorization
203989
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
203989
Product of the distinct prime numbers
The prime factorization of 203989 is 203989.
Since it has a total of 1 prime factors.
10 , 10 , 62 , 18 , 151 , 225 , 3904 , 8806 , 51789 , 13810 , 432851 , 75338 , 324432 , 2878252 , 28803891 , 78988077 , 625651014 , 580000492 , 9347616633 , 7933557876
n×2
407978
n×3
611967
n×4
815956
n×5
1019945
n÷2
101994.5
n÷3
67996.333333333
n÷3
50997.25
n÷5
40797.8
n2
41611512121
n3
8488290746050669
n4
1.7315179409961E+21
n5
3.5321061326586E+26
2 √n
451.65141425661
3 √n
58.866595071082
4 √n
21.25209199718
5 √n
11.532443877352
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
203990
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
101995
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
451.65252130371
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999901955978
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 203989 can be divided by 2 positive divisors.
The sum of these divisors (counting 203989) is 203990, the average is 101995.
Base
System
Value
2
Binary
110001110011010101
3
Ternary
101100211011
4
Quaternary
301303111
5
Quinary
23011424
6
Senary
4212221
8
Octal
616325
10
Decimal
203989
12
Duodecimal
9a071
16
Hexadecimal
31cd5
20
Vigesimal
159j9
36
Base36
4ded
md5
53f549aca0964adfcddf5d5467b6efe6
sha1
ab60a643c1d375dc06b8d748441388d181bd065d
sha256
0ba32b31786be66103b8d86adb75e9ee8f0d23d85be2f8db19c03721277dd1de
sha512
0e2fe0dcf45ad33ccca6f1af0a8d00984a00cb943088325c4e3f60a3928a27633838da29cccb97703b009ce0b40c0eb612cc82df3dd16ef327fc8af73a41196b
ripemd-160
b3a89b677023b521c7befa88260087b8155e415b
Diameter
407978
Circumference
1281700.6876263
Area
130726420784.1
Volume
3.5555669132436E+16
Surface area
522905683136.38
Circumference
1281700.6876263
Perimeter
815956
Area
41611512121
Diagonal
288484.01037493
Surface area
249669072726
Volume
8488290746050669
Space diagonal
353319.31218517
Perimeter
611967
Area
18018313293.335
Altitude
176659.65609258
Surface area
18018313293.335
Volume
1.0003546578692E+15
Height
96161.336791642