Properties of the Number 66452

Sixty-Six Thousand Four Hundred Fifty-Two

Basics

Value: 66451 → 66452 → 66453

Parity: even

Prime: No

Previous Prime: 66449

Next Prime: 66457

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ² × 37 × 449

Divisors: 1, 2, 4, 37, 74, 148, 449, 898, 1796, 16613

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000001110010100

Octal: 201624

Duodecimal: 32558

Hexadecimal: 10394

Square: 4415868304

Square Root: 257.78285435614214

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 nondecreasing arrangements of n numbers x(i) in -(n+3)..(n+3) with the sum of sign(x(i))*x(i)² zero. A187998

Starting at n, a(n) is the total number of moves made to the left according to the following rules. On the k-th step (k=1,2,3,...) move a distance of k in the direction of zero. If the number landed on has been landed on before, move a distance of k away from zero instead. A324661

T(n,k)=Number of nondecreasing arrangements of n numbers x(i) in -(n+k-2)..(n+k-2) with the sum of sign(x(i))*x(i)² zero. A188002

Anti-φ(n). A66452