221489 is an odd 6-digits prime number following 221488
and preceding 221490 . In scientific notation, it is written as 2.21489 × 10^5.
The sum of its digits is 26. It has a total of 1 prime factors and 2 positive divisors.
There are 221488 positive integers (up to 221489) that are relatively prime to 221489.
221489 has 2 divisors, whose sum is 221490
The reverse of 221489 is 984122
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 6
Sum of Digits 26
Digital Root 8
Name
two hundred twenty-one thousand four hundred eighty-nine
Scientific notation
2.21489 × 10^5
Engineering notation
2.21489 × 10^3
Prime Factorization
221489
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
221489
Product of the distinct prime numbers
The prime factorization of 221489 is 221489.
Since it has a total of 1 prime factors.
1 , 9 , 54 , 9 , 538 , 956 , 645 , 8004 , 6509 , 94827 , 724288 , 938249 , 603822 , 8665346 , 29867878 , 11519857 , 539425243 , 940640196 , 1599799275 , 5525884258
n×2
442978
n×3
664467
n×4
885956
n×5
1107445
n÷2
110744.5
n÷3
73829.666666667
n÷3
55372.25
n÷5
44297.8
n2
49057377121
n3
10865669401153169
n4
2.406626249992E+21
n5
5.3304124148448E+26
2 √n
470.62617861738
3 √n
60.503995364858
4 √n
21.693920314627
5 √n
11.723854838062
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
221490
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
110745
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
470.62724103052
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.999990970247
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 221489 can be divided by 2 positive divisors.
The sum of these divisors (counting 221489) is 221490, the average is 110745.
Base
System
Value
2
Binary
110110000100110001
3
Ternary
102020211022
4
Quaternary
312010301
5
Quinary
24041424
6
Senary
4425225
8
Octal
660461
10
Decimal
221489
12
Duodecimal
a8215
16
Hexadecimal
36131
20
Vigesimal
17de9
36
Base36
4qwh
md5
f469812c2e7cfdb7a2d69a0a2f86153b
sha1
416c1148275a6f19c56d78e65a4b8b12eebae430
sha256
6577d0cbf487c3d0452d46bf44a892c8c9caa83b1797747c4e1dcef9de4d3de3
sha512
88d594b9637722d7aa54252a06dd05747bdeac85a36f4f3a5b375d98b83c897ed06f36b4f478e737f86778eaf84e38e23105468acb053e43d80cbb411d5d18f0
ripemd-160
78ba6bac819fd3fe64acf02b3534f805b69c8d7c
Diameter
442978
Circumference
1391656.4305019
Area
154118295567.72
Volume
4.5514009555998E+16
Surface area
616473182270.87
Circumference
1391656.4305019
Perimeter
885956
Area
49057377121
Diagonal
313232.74771645
Surface area
294344262726
Volume
10865669401153169
Space diagonal
383630.20131762
Perimeter
664467
Area
21242467414.91
Altitude
191815.10065881
Surface area
21242467414.91
Volume
1.2805314192811E+15
Height
104410.91590548