441 is an odd 3-digits composite number following 440
and preceding 442 . In scientific notation, it is written as 4.41 × 10^2.
The sum of its digits is 9. It has a total of 3 prime factors and 7 positive divisors.
There are 252 positive integers (up to 441) that are relatively prime to 441.
441 has 7 divisors, whose sum is 683
The reverse of 441 is 144
Previous prime number is 21
Is Prime? no
Number parity odd
Number length 3
Sum of Digits 9
Digital Root 9
Name
four hundred forty-one
Scientific notation
4.41 × 10^2
Engineering notation
4.41 × 10^0
Prime Factorization
3 × 21 × 7
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
441
Product of the distinct prime numbers
The prime factorization of 441 is 3 × 21 × 7.
Since it has a total of 3 prime factors.
9 , 6 , 34 , 4 , 477 , 189 , 2648 , 8978 , 42804 , 39905 , 705820 , 16025 , 925009 , 5125688 , 55737906 , 12932377 , 601934048 , 558454493 , 7774341895 , 2186110233
n×2
882
n×3
1323
n×4
1764
n×5
2205
n÷2
220.5
n÷3
147
n÷3
110.25
n÷5
88.2
n2
194481
n3
85766121
n4
37822859361
n5
16679880978201
2 √n
21
3 √n
7.6116626110202
4 √n
4.5825756949558
5 √n
3.3797744452354
7 divisors
τ
Total Divisors
7
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-440
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.14285714285714
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
7
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 441 can be divided by 7 positive divisors.
The sum of these divisors (counting 441) is 1, the average is 0.14285714285714.
Base
System
Value
2
Binary
110111001
3
Ternary
121100
4
Quaternary
12321
5
Quinary
3231
6
Senary
2013
8
Octal
671
10
Decimal
441
12
Duodecimal
309
16
Hexadecimal
1b9
20
Vigesimal
121
36
Base36
c9
md5
15d4e891d784977cacbfcbb00c48f133
sha1
5dd8b53aacfc461407333cffac2e4acce3337ebf
sha256
2dfe70c43208f52b9ef4ea7e134705283947116491e81fbac05f0aedc25c5956
sha512
532d070987041f345225ca98c24bbfd024e20da2307b1538eef7b6d9d2d8357e3b376e0a99de4cbec873fe2f7182116dea5411a1c9fc018a7b3a7cc11458b675
ripemd-160
d9cbd384a789e4014a55a02cd29b652c868a6622
Diameter
882
Circumference
2770.8847204662
Area
610980.0808628
Volume
359256287.54732
Surface area
2443920.3234512
Circumference
2770.8847204662
Perimeter
1764
Area
194481
Diagonal
623.66818100653
Surface area
1166886
Volume
85766121
Space diagonal
763.83440613787
Perimeter
1323
Area
84212.743276701
Altitude
381.91720306894
Surface area
84212.743276701
Volume
10107634.292528
Height
207.88939366885