Properties of the Number 48605

Forty-Eight Thousand Six Hundred Five

Basics

Value: 48604 → 48605 → 48606

Parity: odd

Prime: No

Previous Prime: 48593

Next Prime: 48611

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 5 × 9721

Divisors: 1, 5, 9721, 48605

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011110111011101

Octal: 136735

Duodecimal: 24165

Hexadecimal: bddd

Square: 2362446025

Square Root: 220.4654167891191

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 tilings of a 4 X n rectangle using dominoes and 2 X 2 tiles. A352432

Number T(n,k) of tilings of a 2k X n rectangle using dominoes and 2 X 2 tiles. A352431

Consider the recursion b(1,n) = 1, b(k+1,n) = b(k,n) + (b(k,n) reduced mod(k+n)); then there is a number y such that b(k,n)-b(k-1,n) is a constant (= A074482(n)) for k > y. Sequence gives values of y. A74483

Number of ways to tile an 8 X n rectangle with 1 X 2 and 2 X 2 tiles (i.e., dominoes and squares). A220869

Row sums of A342000. A342020

Numerators of coefficients in function a(x) such that a(a(x)) = arctan(x). A48605