Number 441
The number 441 is a perfect square (21²). It has 9 divisors and a digital root of 9. Explore its full properties below, or find words and phrases with a gematria value of 441.
441
Divisors: 9
1, 3, 7, 9, 21, 49, 63, 147, 441
Sum: 741
Prev Square: 400
21st Square Number
Next Square: 484
Mathematical Properties
Golden Numbern/a
Reduced Digit Sum9
Magic Constant42,883,281
Digital Root9
Octal289(671)
Duodecimal625(309)
Hexadecimal1,089(1b9)
Binary110111001
441st Values
Prime3,083
Triangular97,461
Square194,481
Star1,164,241
Pentagonal291,501
Cube85,766,121
Tetrahedral14,391,741
Square Pyramidal28,686,021
Fibonaccin/a
Harshad2,175
Happy Number3,020