Properties of the Number 66201

Sixty-Six Thousand Two Hundred One

Basics

Value: 66200 → 66201 → 66202

Parity: odd

Prime: No

Previous Prime: 66191

Next Prime: 66221

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 22067

Divisors: 1, 3, 22067, 66201

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10000001010011001

Octal: 201231

Duodecimal: 32389

Hexadecimal: 10299

Square: 4382572401

Square Root: 257.2955499032193

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

Total number of square parts in all partitions of n. A73336

Triangle read by rows T(n, k) = number of non-equivalent ways to place k non-attacking ferses on an n X n board. A278688

Number of non-equivalent ways to place 6 non-attacking ferses on an n X n board. A278685

Number of non-equivalent ways to place n non-attacking ferses on an n X n board. A278687

Number n such that a2 - n³ is a triangular number (A000217), where a2 is the least square above n³. A233400

Array read by antidiagonals upwards: for n-th row (n>=0), T(n,0) = 1; for k > 0, T(n,k) = T(n,k-1)-(n+k-1) if this is positive and has not already appeared in this row, otherwise T(n,k) = T(n,k-1)+(n+k-1). A66201