2189 is an odd 4-digits composite number following 2188
and preceding 2190 . In scientific notation, it is written as 2.189 × 10^3.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 1980 positive integers (up to 2189) that are relatively prime to 2189.
2189 has 4 divisors, whose sum is 2400
The reverse of 2189 is 9812
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 4
Sum of Digits 20
Digital Root 2
Name
two thousand one hundred eighty-nine
Scientific notation
2.189 × 10^3
Engineering notation
2.189 × 10^3
Prime Factorization
11 × 199
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2189
Product of the distinct prime numbers
The prime factorization of 2189 is 11 × 199.
Since it has a total of 2 prime factors.
5 , 6 , 54 , 22 , 69 , 652 , 1554 , 5788 , 86068 , 95437 , 788329 , 599043 , 270706 , 3627408 , 3068801 , 41845892 , 528550735 , 161289092 , 5282146591 , 9748634594
n×2
4378
n×3
6567
n×4
8756
n×5
10945
n÷2
1094.5
n÷3
729.66666666667
n÷3
547.25
n÷5
437.8
n2
4791721
n3
10489077269
n4
22960590141841
n5
50260731820489949
2 √n
46.786750261158
3 √n
12.984201716169
4 √n
6.8400840829012
5 √n
4.6563879032129
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
-2188
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 2189 can be divided by 4 positive divisors.
The sum of these divisors (counting 2189) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010001101
3
Ternary
10000002
4
Quaternary
202031
5
Quinary
32224
6
Senary
14045
8
Octal
4215
10
Decimal
2189
12
Duodecimal
1325
16
Hexadecimal
88d
20
Vigesimal
599
36
Base36
1ot
md5
1c6a0198177bfcc9bd93f6aab94aad3c
sha1
bb56c52b96fa088c982b4553ff8fde34f0a30eed
sha256
08c159cb811c2742199fed6b07c10860a7b8e777515377e20fe0f2d90f230657
sha512
d3064a6014eb6417aad80886ecc74ba1700b13ccf0b00708ad72a71218d4f74589e1dc49794127e92b328e1e37fff625a92495f10003043b09a99e31fc947e04
ripemd-160
b73a75e6ae0941a24919977905aa93710251d0d6
Diameter
4378
Circumference
13753.892637416
Area
15053635.491652
Volume
43936544121.635
Surface area
60214541.966608
Circumference
13753.892637416
Perimeter
8756
Area
4791721
Diagonal
3095.7134880347
Surface area
28750326
Volume
10489077269
Space diagonal
3791.4592177683
Perimeter
6567
Area
2074876.0569237
Altitude
1895.7296088841
Surface area
2074876.0569237
Volume
1236149610.8833
Height
1031.9044960116