221446 is an even 6-digits composite number following 221445
and preceding 221447 . In scientific notation, it is written as 2.21446 × 10^5.
The sum of its digits is 19. It has a total of 3 prime factors and 8 positive divisors.
There are 110040 positive integers (up to 221446) that are relatively prime to 221446.
221446 has 8 divisors, whose sum is 334224
The reverse of 221446 is 644122
Previous prime number is 421
Is Prime? no
Number parity even
Number length 6
Sum of Digits 19
Digital Root 1
Name
two hundred twenty-one thousand four hundred forty-six
Scientific notation
2.21446 × 10^5
Engineering notation
2.21446 × 10^3
Prime Factorization
2 × 421 × 263
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
221446
Product of the distinct prime numbers
The prime factorization of 221446 is 2 × 421 × 263.
Since it has a total of 3 prime factors.
1 , 10 , 83 , 28 , 457 , 867 , 4784 , 4651 , 89279 , 29586 , 721873 , 908833 , 5438303 , 3867369 , 91819755 , 57683992 , 575929470 , 152329346 , 5218289969 , 5952756756
n×2
442892
n×3
664338
n×4
885784
n×5
1107230
n÷2
110723
n÷3
73815.333333333
n÷3
55361.5
n÷5
44289.2
n2
49038330916
n3
10859342228024536
n4
2.4047578990271E+21
n5
5.3252401770796E+26
2 √n
470.58049258336
3 √n
60.500079684798
4 √n
21.692867320466
5 √n
11.723399587543
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
-221445
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 221446 can be divided by 8 positive divisors.
The sum of these divisors (counting 221446) is 1, the average is 0.125.
Base
System
Value
2
Binary
110110000100000110
3
Ternary
102020202201
4
Quaternary
312010012
5
Quinary
24041241
6
Senary
4425114
8
Octal
660406
10
Decimal
221446
12
Duodecimal
a819a
16
Hexadecimal
36106
20
Vigesimal
17dc6
36
Base36
4qva
md5
bd23436bde38a176aab5dab6df12576d
sha1
48380fa19b1afffc993ff4f9f38e1fc1b0724b71
sha256
8db871ab855b2d34f537fd3adb1e2cb1851aacb8a7386cfec6bf16fc0e5f6dac
sha512
3d1d17a756d907ae5731e899e3dfeac321b66488d79077006d1785619b993a30b7cd662723f51b335e10a2cdb7043a2ccc3d299bc8b210bb7d4fad51824fa30d
ripemd-160
93cb8bb4127b307a7230b88e12800a6de80f9292
Diameter
442892
Circumference
1391386.2535337
Area
154058460150.01
Volume
4.5487506355172E+16
Surface area
616233840600.04
Circumference
1391386.2535337
Perimeter
885784
Area
49038330916
Diagonal
313171.93653327
Surface area
294229985496
Volume
10859342228024536
Space diagonal
383555.7231329
Perimeter
664338
Area
21234220166.222
Altitude
191777.86156645
Surface area
21234220166.222
Volume
1.2797857547769E+15
Height
104390.64551109