221415 is an odd 6-digits composite number following 221414
and preceding 221416 . In scientific notation, it is written as 2.21415 × 10^5.
The sum of its digits is 15. It has a total of 4 prime factors and 16 positive divisors.
There are 113792 positive integers (up to 221415) that are relatively prime to 221415.
221415 has 16 divisors, whose sum is 367200
The reverse of 221415 is 514122
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 15
Digital Root 6
Name
two hundred twenty-one thousand four hundred fifteen
Scientific notation
2.21415 × 10^5
Engineering notation
2.21415 × 10^3
Prime Factorization
5 × 3 × 29 × 509
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
221415
Product of the distinct prime numbers
The prime factorization of 221415 is 5 × 3 × 29 × 509.
Since it has a total of 4 prime factors.
5 , 1 , 49 , 3 , 903 , 536 , 4990 , 8098 , 94140 , 69822 , 450034 , 879757 , 2964390 , 1705922 , 98113658 , 22514293 , 672395893 , 240594686 , 5783826927 , 9882994101
n×2
442830
n×3
664245
n×4
885660
n×5
1107075
n÷2
110707.5
n÷3
73805
n÷3
55353.75
n÷5
44283
n2
49024602225
n3
10854782301648375
n4
2.4034116233195E+21
n5
5.3215138457728E+26
2 √n
470.5475533886
3 √n
60.497256438207
4 √n
21.692108090008
5 √n
11.723071339809
1 , 3 , 5 , 15 , 29 , 87 , 145 , 435 , 509 , 1527 , 2545 , 7635 , 14761 , 44283 , 73805 , 221415
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
-221414
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 221415 can be divided by 16 positive divisors.
The sum of these divisors (counting 221415) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110110000011100111
3
Ternary
102020201120
4
Quaternary
312003213
5
Quinary
24041130
6
Senary
4425023
8
Octal
660347
10
Decimal
221415
12
Duodecimal
a8173
16
Hexadecimal
360e7
20
Vigesimal
17daf
36
Base36
4quf
md5
c99f6e1696c94541165d6f85c683ba55
sha1
3e9cceae9a261da89bf3be160685b08501cd1423
sha256
0e29dcde29db4a96e75f110fab54bd66f4a38d9604ace83fd116e3e49dfa806f
sha512
3a0ac626133763be21e19e0b90c15322351290693781b80752d794530c5da79457e438345042931a489ace9170797ddd2ea7130aeef4bd744856626803e70c55
ripemd-160
11f8dba79e399842ebcc436460dd4e747e4b2714
Diameter
442830
Circumference
1391191.4747892
Area
154015330195.22
Volume
4.5468405780233E+16
Surface area
616061320780.89
Circumference
1391191.4747892
Perimeter
885660
Area
49024602225
Diagonal
313128.09591284
Surface area
294147613350
Volume
10854782301648375
Space diagonal
383502.02955786
Perimeter
664245
Area
21228275468.639
Altitude
191751.01477893
Surface area
21228275468.639
Volume
1.2792483622999E+15
Height
104376.03197095