219989 is an odd 6-digits composite number following 219988
and preceding 219990 . In scientific notation, it is written as 2.19989 × 10^5.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 171360 positive integers (up to 219989) that are relatively prime to 219989.
219989 has 8 divisors, whose sum is 274368
The reverse of 219989 is 989912
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 38
Digital Root 2
Name
two hundred nineteen thousand nine hundred eighty-nine
Scientific notation
2.19989 × 10^5
Engineering notation
2.19989 × 10^3
Prime Factorization
7 × 11 × 2857
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
219989
Product of the distinct prime numbers
The prime factorization of 219989 is 7 × 11 × 2857.
Since it has a total of 3 prime factors.
7 , 5 , 3 , 94 , 117 , 579 , 23 , 8411 , 56932 , 85703 , 186071 , 611597 , 7480049 , 6505517 , 12416550 , 39493149 , 259613057 , 635460027 , 8239789711 , 4332634439
n×2
439978
n×3
659967
n×4
879956
n×5
1099945
n÷2
109994.5
n÷3
73329.666666667
n÷3
54997.25
n÷5
43997.8
n2
48395160121
n3
10646402879858669
n4
2.3420915231372E+21
n5
5.1523437208344E+26
2 √n
469.02984979636
3 √n
60.367101216085
4 √n
21.657096984508
5 √n
11.707932046816
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-219988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 219989 can be divided by 8 positive divisors.
The sum of these divisors (counting 219989) is 1, the average is 0.125.
Base
System
Value
2
Binary
110101101101010101
3
Ternary
102011202202
4
Quaternary
311231111
5
Quinary
24014424
6
Senary
4414245
8
Octal
655525
10
Decimal
219989
12
Duodecimal
a7385
16
Hexadecimal
35b55
20
Vigesimal
179j9
36
Base36
4pqt
md5
5548ffacc8339e2d45a49e8219dac8f6
sha1
50b4c587f9e52073a7c04e698b6328fa8d154dca
sha256
7f7d76fc8c42cae927e64ff83945d88c1b939a4da61fac92f48ae725edd9d24e
sha512
7858cb6090234dfa261d5350a9f9f670d45ae60a2cc99f347788a5806885749df6366cefffd10f43e3c225c903c7ef835d669b4edd1ccaa44e8fa39753c9ff19
ripemd-160
f79c3ed4f4b246ab435c72a661afc2ffda8da37f
Diameter
439978
Circumference
1382231.6525411
Area
152037879505.44
Volume
4.4595548099362E+16
Surface area
608151518021.74
Circumference
1382231.6525411
Perimeter
879956
Area
48395160121
Diagonal
311111.42737289
Surface area
290370960726
Volume
10646402879858669
Space diagonal
381032.12510627
Perimeter
659967
Area
20955719042.501
Altitude
190516.06255313
Surface area
20955719042.501
Volume
1.254690611932E+15
Height
103703.8091243