Properties of the Number 78768

Seventy-Eight Thousand Seven Hundred Sixty-Eight

Basics

Value: 78767 → 78768 → 78769

Parity: even

Prime: No

Previous Prime: 78737

Next Prime: 78779

Digit Sum: 36

Digital Root: 9

Palindrome: No

Factorization: 2 ⁴ × 3 ² × 547

Divisors: 1, 2, 3, 4, 6, 8, 9, 12, 16, 18

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10011001110110000

Octal: 231660

Duodecimal: 39700

Hexadecimal: 133b0

Square: 6204397824

Square Root: 280.65637352463597

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

Numbers k such that φ(k) + k is a fourth power. A114072

a(n) = ∑_k=0..n k! * 3^n-k. A368555

a(n) is the number of iterations of k -> σ(k) + 1 needed to reach a prime, or 0 if no prime is reached. A78768