Properties of the Number 64423

Sixty-Four Thousand Four Hundred Twenty-Three

Basics

Value: 64422 → 64423 → 64424

Parity: odd

Prime: No

Previous Prime: 64403

Next Prime: 64433

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 23 × 2801

Divisors: 1, 23, 2801, 64423

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1111101110100111

Octal: 175647

Duodecimal: 31347

Hexadecimal: fba7

Square: 4150322929

Square Root: 253.81686311196898

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

T(n,k)=Number of nXk 0..4 arrays with each element·equal to the number of its horizontal and vertical neighbors equal to 4,0,3,1,2 for x=0,1,2,3,4. A196337

a(n) = 12167·n - 8579. A156845

a(n) = ∑_d∣n (pod(d)/d), where pod(k) is the product of the divisors of k (A007955). A322671

Number of nX4 0..4 arrays with each element·equal to the number its horizontal and vertical neighbors equal to 4,0,3,1,2 for x=0,1,2,3,4. A196333

Position of n-th prime in A064413 (if it begins at 2). A64423