Properties of the Number 504

Five Hundred Four

Basics

Value: 503 → 504 → 505

Parity: even

Prime: No

Previous Prime: 503

Next Prime: 509

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 2 ³ × 3 ² × 7

Divisors: 1, 2, 3, 4, 6, 7, 8, 9, 12, 14

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111111000

Octal: 770

Duodecimal: 360

Hexadecimal: 1f8

Square: 254016

Square Root: 22.44994432064365

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

Tribonacci numbers: a(n) = a(n-1) + a(n-2) + a(n-3) for n >= 3 with a(0) = a(1) = 0 and a(2) = 1. A73

Refactorable numbers: number of divisors of k divides k. Also known as τ numbers. A33950

Number of partitions of n into prime parts. A607

Number of overpartitions of n: an overpartition of n is an ordered sequence of nonincreasing integers that sum to n, where the first occurrence of each integer may be overlined. A15128

Expansion of Eisenstein series E₆(q) (alternate convention E₃(q)). A13973

Triangle T(n,k) = n!/(n-k)! (0 <= k <= n) read by rows, giving number of permutations of n things k at a time. A8279

a(n) = n*φ(n). A2618

Jordan function J₂(n) (a generalization of φ(n)). A7434

a(n) = n*(n-1)*(n-2) (or n!/(n-3)!). A7531

Numbers of the form 2ⁱ - 2^j with i >= j. A23758