Number 40
It has 8 divisors and a digital root of 4. Explore its full properties below, or find words and phrases with a gematria value of 40.
40
Divisors: 8
1, 2, 4, 5, 8, 10, 20, 40
Sum: 90
Mathematical Properties
Golden Number165,580,141
Reduced Digit Sum4
Magic Constant32,020
Digital Root4
Octal32(50)
Duodecimal48(34)
Hexadecimal64(28)
Binary101000
40th Values
Prime173
Triangular820
Square1,600
Star9,361
Pentagonal2,380
Cube64,000
Tetrahedral11,480
Square Pyramidal22,140
Fibonacci102,334,155
Harshad117
Happy Number310