Properties of the Number 42604

Forty-Two Thousand Six Hundred Four

Basics

Value: 42603 → 42604 → 42605

Parity: even

Prime: No

Previous Prime: 42589

Next Prime: 42611

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 10651

Divisors: 1, 2, 4, 10651, 21302, 42604

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010011001101100

Octal: 123154

Duodecimal: 207A4

Hexadecimal: a66c

Square: 1815100816

Square Root: 206.4073642097103

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Number of regions in a regular drawing of the complete bipartite graph K_n,n. A290131

Triangle, read by rows, that transforms diagonals in the table of coefficients in the successive iterations of x+x² (cf. A122888). A135080

T(n,k) = Number of n X k 0..4 arrays with each element·equal to the number of its horizontal and vertical neighbors equal to 2,1,0,3,4 for x=0,1,2,3,4. A196436

Number of nX5 0..4 arrays with each element·equal to the number its horizontal and vertical neighbors equal to 2,1,0,3,4 for x=0,1,2,3,4. A196433

Number of nX6 0..4 arrays with each element·equal to the number its horizontal and vertical neighbors equal to 2,1,0,3,4 for x=0,1,2,3,4. A196434

Numerators of continued fraction convergents to sqrt(831). A42604