Properties of the Number 66263

Sixty-Six Thousand Two Hundred Sixty-Three

Basics

Value: 66262 → 66263 → 66264

Parity: odd

Prime: No

Previous Prime: 66239

Next Prime: 66271

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 23 × 43 × 67

Divisors: 1, 23, 43, 67, 989, 1541, 2881, 66263

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10000001011010111

Octal: 201327

Duodecimal: 3241B

Hexadecimal: 102d7

Square: 4390785169

Square Root: 257.41600571837023

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 atoms in a decahedron with n shells. A4068

a(n) = a(n-1) + 7·a(n-2), a(0)=0, a(1)=1. A15442

Quasi-Carmichael numbers to at least one negative base and at least one positive base. A257759

Numbers such that the sequence of all possible sums of divisors of n is increasing but not strictly so, the sums being ordered by their characteristic functions, seen as binary numbers (see example). A230492

Number of binary strings of length n+6 such that the smallest number whose binary representation is not visible in the string is 6. A261442

Number of fixed site animals with n nodes on the nodes of the rhombille tiling. A378416

T(n,k) = number of ways to place any number of 2 X 1 tiles of k distinguishable colors into an n X 1 grid; array read by descending antidiagonals, with n, k >= 1. A193376

Numbers k such that 2^k + 1 has just two distinct prime factors. A66263