Properties of the Number 76920

Seventy-Six Thousand Nine Hundred Twenty

Basics

Value: 76919 → 76920 → 76921

Parity: even

Prime: No

Previous Prime: 76919

Next Prime: 76943

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 ³ × 3 × 5 × 641

Divisors: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010110001111000

Octal: 226170

Duodecimal: 38620

Hexadecimal: 12c78

Square: 5916686400

Square Root: 277.34455105518117

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

Irregular table read by rows: Take a decagon with all diagonals drawn, as in A333139. Then T(n,k) = number of k-sided polygons in that figure for k >= 3. A332417

Number of reduced 3 X 3 magilatin squares with magic sum n. A174020

Number of open knight's tour diagrams of a 3 X n chessboard that are symmetric under 180-degree rotation and have "type F": the endpoints occur in different columns and agree in color with the cells in the nearest corner. A169774

Bemirp gaps: differences between consecutive bemirps. A333648

Highest common factor of a pair of successive terms of A076919. A76920

Number of city-block distance 1, pressure limit 2 movements in an nX4 array with each element moving exactly one horizontally or vertically, no element acquiring more than two neighbors, and without 2-loops. A216987