Properties of the Number 44127

Forty-Four Thousand One Hundred Twenty-Seven

Basics

Value: 44126 → 44127 → 44128

Parity: odd

Prime: No

Previous Prime: 44123

Next Prime: 44129

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 4903

Divisors: 1, 3, 9, 4903, 14709, 44127

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1010110001011111

Octal: 126137

Duodecimal: 21653

Hexadecimal: ac5f

Square: 1947192129

Square Root: 210.06427587764657

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 Golomb rulers of length n. A169942

G.f. A(x) satisfies A(x) = 1/(1-x)² + x² * (d/dx A(x)²). A386209

Numerator of b(n) where b(n+1) = ∑_k=0..n b'((n²-k²)/n), b(0) = b(1) = 1, and b'(x) = b(x) if·is an integer and is linearly interpolated otherwise. A71300

Numbers k such that k and k² use only the digits 1, 2, 4, 7 and 9. A136998

Number of n-step spiral self-avoiding walks on hexagonal lattice, where at each step one may continue in same direction or make turn of 2*π/3 counterclockwise. A511

Numbers k such that (5·10^k - 29)/3 is prime. A282505

Numbers n such that string 4,1 occurs in the base 6 representation of n but not of n-1. A44127