189890 is an even 6-digits composite number following 189889
and preceding 189891 . In scientific notation, it is written as 1.89890 × 10^5.
The sum of its digits is 35. It has a total of 4 prime factors and 16 positive divisors.
There are 71424 positive integers (up to 189890) that are relatively prime to 189890.
189890 has 16 divisors, whose sum is 362232
The reverse of 189890 is 098981
Previous prime number is 17
Is Prime? no
Number parity even
Number length 6
Sum of Digits 35
Digital Root 8
Name
one hundred eighty-nine thousand eight hundred ninety
Scientific notation
1.89890 × 10^5
Engineering notation
1.89890 × 10^3
Prime Factorization
2 × 5 × 17 × 1117
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
189890
Product of the distinct prime numbers
The prime factorization of 189890 is 2 × 5 × 17 × 1117.
Since it has a total of 4 prime factors.
2 , 5 , 36 , 7 , 641 , 577 , 7299 , 861 , 94620 , 93056 , 671554 , 275502 , 4431810 , 7957374 , 92171343 , 70144873 , 541015039 , 441819609 , 6014396840 , 1037884694
n×2
379780
n×3
569670
n×4
759560
n×5
949450
n÷2
94945
n÷3
63296.666666667
n÷3
47472.5
n÷5
37978
n2
36058212100
n3
6847093895669000
n4
1.3001946598486E+21
n5
2.4689396395865E+26
2 √n
435.76369743245
3 √n
57.477874284958
4 √n
20.874953830666
5 √n
11.368428086346
1 , 2 , 5 , 10 , 17 , 34 , 85 , 170 , 1117 , 2234 , 5585 , 11170 , 18989 , 37978 , 94945 , 189890
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-189889
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 189890 can be divided by 16 positive divisors.
The sum of these divisors (counting 189890) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101110010111000010
3
Ternary
100122110222
4
Quaternary
232113002
5
Quinary
22034030
6
Senary
4023042
8
Octal
562702
10
Decimal
189890
12
Duodecimal
91a82
16
Hexadecimal
2e5c2
20
Vigesimal
13eea
36
Base36
42iq
md5
07ccc67ff7173e2d0fc27c4f2da0acc0
sha1
ee703120fc004722912b35a7b1442fb82e1bbf01
sha256
295c3d9bb0f9d39817193907824c0bcb06962420d9fca55727e2b148eb3685a1
sha512
62ea6b3ba1ab961758f765db7d132fd3b0800d193b188bcee23c922a83992c6b19b3a222d3d8503bf48055a4a3c23c04ecbb29cd2938efdeb941e07beb96a477
ripemd-160
be4a0a699563b330764e2b6a1164cf11c5a15343
Diameter
379780
Circumference
1193114.0579803
Area
113280214234.94
Volume
2.8681039841431E+16
Surface area
453120856939.77
Circumference
1193114.0579803
Perimeter
759560
Area
36058212100
Diagonal
268545.01335903
Surface area
216349272600
Volume
6847093895669000
Space diagonal
328899.12784925
Perimeter
569670
Area
15613663846.824
Altitude
164449.56392463
Surface area
15613663846.824
Volume
8.0693775417476E+14
Height
89515.004453009