Properties of the Number 7056

Seven Thousand Fifty-Six

Basics

Value: 7055 → 7056 → 7057

Parity: even

Prime: No

Previous Prime: 7043

Next Prime: 7057

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ⁴ × 3 ² × 7 ²

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

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101110010000

Octal: 15620

Duodecimal: 4100

Hexadecimal: 1b90

Square: 49787136

Square Root: 84

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

Even squares: a(n) = (2·n)². A16742

Square the entries of Pascal's triangle. A8459

Exponential abundant numbers: integers k for which A126164(k) > k, or equivalently for which A051377(k) > 2k. A129575

a(n) = σ(n)². A72861

Number of partitions of n in which the least part is 3. A26796

Perfect powers of nonsquarefree numbers k that are not squareful. A386762

Number triangle T(n,k) = C(n,n-k)*C(n+1,n-k). A103371

Smallest k such that σ(x) = k has exactly n solutions. A7368

a(n) = (4·n)². A16802

Squares in which parity of digits alternates. A30152