Properties of the Number 76666

Seventy-Six Thousand Six Hundred Sixty-Six

Basics

Value: 76665 → 76666 → 76667

Parity: even

Prime: No

Previous Prime: 76651

Next Prime: 76667

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 × 38333

Divisors: 1, 2, 38333, 76666

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 10010101101111010

Octal: 225572

Duodecimal: 3844A

Hexadecimal: 12b7a

Square: 5877675556

Square Root: 276.8862582361212

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 of inversion sequences of length n avoiding the consecutive patterns 012, 101, 102, and 201. A328429

Numbers k such that k and k² use only the digits 5, 6, 7, 8 and 9. A137147

Numbers k such that k and k² use only the digits 5, 6, 7 and 8. A137146

Numbers k such that k and k² use only the digits 0, 5, 6, 7 and 8. A136963

Numbers k such that k and k² use only the digits 1, 5, 6, 7 and 8. A137060

Numbers k such that k and k² use only the digits 2, 5, 6, 7 and 8. A137111

Numbers k such that k and k² use only the digits 3, 5, 6, 7 and 8. A137132

Numbers k such that k and k² use only the digits 4, 5, 6, 7 and 8. A137140

Near-repdigit semiprimes with 6 as repeated digit. A105987

Numbers n such that σ(n) + σ(n+3) = σ(n+1) + σ(n+2). A76666