Properties of the Number -638499

Six Hundred Thirty-Eight Thousand Four Hundred Ninety-Nine

Basics

Value: -638500 → -638499 → -638498

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 39

Digital Root: 3

Palindrome: No

Factorization: 3 × 331 × 643

Divisors: 1, 3, 331, 643, 993, 1929, 212833, 638499

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10011011111000100011

Octal: -2337043

Duodecimal: -269603

Hexadecimal: -9be23

Square: 407680973001

Square Root: 799.0613243049622

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 T(n,k) of tilings of a 5 X n rectangle with pentominoes of any shape and exactly k pentominoes of shape X; triangle T(n,k), n>=0, read by rows. A247711

Number of tilings of a 5 X n rectangle using n pentominoes of any shape including exactly one X shape. A247828