Properties of the Number 51498

Fifty-One Thousand Four Hundred Ninety-Eight

Basics

Value: 51497 → 51498 → 51499

Parity: even

Prime: No

Previous Prime: 51487

Next Prime: 51503

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 2861

Divisors: 1, 2, 3, 6, 9, 18, 2861, 5722, 8583, 17166

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100100100101010

Octal: 144452

Duodecimal: 25976

Hexadecimal: c92a

Square: 2652044004

Square Root: 226.93170778892932

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

Numbers n such that F_n(x) and F_n(1-x) have a common factor mod 2, with F_n(x) = U(n-1,x/2) the monic Chebyshev polynomials of second kind. A93614

Numbers n such that F_n(x) and F_n(1-x) have a common factor mod 2, with F_n(x) = U(n-1,x/2) the monic Chebyshev polynomials of second kind; this lists only the primitive elements of the set. A94425

a(n) = floor(tan(n)³). A51498