Properties of the Number 55998

Fifty-Five Thousand Nine Hundred Ninety-Eight

Basics

Value: 55997 → 55998 → 55999

Parity: even

Prime: No

Previous Prime: 55997

Next Prime: 56003

Digit Sum: 36

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ³ × 17 × 61

Divisors: 1, 2, 3, 6, 9, 17, 18, 27, 34, 51

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101101010111110

Octal: 155276

Duodecimal: 284A6

Hexadecimal: dabe

Square: 3135776004

Square Root: 236.6389655149802

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

a(n) = ∑_i=0..n digsum(i)⁴, where digsum(i) = A007953(i). A231689

Numbers k such that (299·10^k - 17)/3 is prime. A281063

a(n) = n*(n+5)/2. A55998

Coefficients of Hankel moment polynomials for c=1/2:f(a,b) = γ[a + b]/γ[a] p(x,n)=Sum[Binomial(n, k)*(f(c, n)/(f(c, n - k)*f(c, k)))*x^k, {k, 0, n}]. A171605