Properties of the Number 766

Seven Hundred Sixty-Six

Basics

Value: 765 → 766 → 767

Parity: even

Prime: No

Previous Prime: 761

Next Prime: 769

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 383

Divisors: 1, 2, 383, 766

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011111110

Octal: 1376

Duodecimal: 53A

Hexadecimal: 2fe

Square: 586756

Square Root: 27.676705006196094

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

Coordination sequence T1 for Zeolite Code ABW and ATN. A8000

Number of series-reduced planted trees with n leaves. Also the number of essentially series series-parallel networks with n edges; also the number of essentially parallel series-parallel networks with n edges. A669

a(2·n) = 3·2ⁿ - 2; a(2·n+1) = 2ⁿ⁺² - 2. A27383

Number of unimodular 2 X 2 matrices having all terms in {0,1,...,n}. A210000

Number of partitions of n whose mean is a part. A237984

Centered pentagonal numbers: (5n²+5n+2)/2; crystal ball sequence for 3.3.3.4.4. planar net. A5891

Increasing sequence generated by these rules: a(1)=1, and if·is in a then 3x-2 and 4x-2 are in a. A191113

a(n) = 3·2ⁿ - 2. A33484

Number of integer partitions of n such that it is not possible to choose a different prime factor of each part. A370593

Triangle read by rows: T(n,k) is the number of inequivalent colorings of lone-child-avoiding rooted trees with n colored leaves using exactly k colors. A339645