Properties of the Number 56772

Fifty-Six Thousand Seven Hundred Seventy-Two

Basics

Value: 56771 → 56772 → 56773

Parity: even

Prime: No

Previous Prime: 56767

Next Prime: 56773

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ² × 19 × 83

Divisors: 1, 2, 3, 4, 6, 9, 12, 18, 19, 36

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1101110111000100

Octal: 156704

Duodecimal: 28A30

Hexadecimal: ddc4

Square: 3223059984

Square Root: 238.26875581997737

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) = (1/(2·n+1)) * ∑_k=0..n k⁴ * (2·k+1) * binomial(3·n-k,n-k). A390973

Even numbers 2m such that A352612(2m) = A103131(2m). A352587

a(n) = n*(n+1)²*(2+n)*(3+2·n)*(19+8·n)/180. A76758

Numbers k such that φ(k+4) = φ(k) + 4, where φ(k) = A000010(k) is Euler's totient function. A56772