Properties of the Number 7284

Seven Thousand Two Hundred Eighty-Four

Basics

Value: 7283 → 7284 → 7285

Parity: even

Prime: No

Previous Prime: 7283

Next Prime: 7297

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3 × 607

Divisors: 1, 2, 3, 4, 6, 12, 607, 1214, 1821, 2428

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1110001110100

Octal: 16164

Duodecimal: 4270

Hexadecimal: 1c74

Square: 53056656

Square Root: 85.34635317340748

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 A(n,k) of rooted trees with n nodes and k-colored non-root nodes; square array A(n,k), n>=0, k>=0, read by antidiagonals. A242249

T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000011 or 00000101. A260001

T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00010001 00010101 or 01010101. A261113

Numbers n such that the decimal number concat(7,n) is a square. A273362

Numbers that are the sum of nine fourth powers in six or more ways. A345590

Numbers that are the sum of nine fourth powers in seven or more ways. A345591

Numbers that are the sum of nine fourth powers in exactly seven ways. A345849

Number of 4 element sets of distinct integer sided rectangles that fill an n X n square. A387171

Table T(n,k) giving number of ways of obtaining exactly one correct answer on an (n,k)-matching problem (1 <= k <= n). A76732

3·Volume of the root-n Waterman polyhedron of void-center type as defined in A119870. A119878