Properties of the Number 6764

Six Thousand Seven Hundred Sixty-Four

Basics

Value: 6763 → 6764 → 6765

Parity: even

Prime: No

Previous Prime: 6763

Next Prime: 6779

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ² × 19 × 89

Divisors: 1, 2, 4, 19, 38, 76, 89, 178, 356, 1691

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101001101100

Octal: 15154

Duodecimal: 3AB8

Hexadecimal: 1a6c

Square: 45751696

Square Root: 82.24354077980836

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) = Fibonacci(n) - 1. A71

Number of partitions of n such that the least part occurs exactly twice. A96373

Pairs (j, k) of numbers j<k such that φ(j) = φ(k), σ(j) = σ(k), d(j) = d(k). A134922

a(n)=A089551(n)/2. A89558

Smallest Rhonda number to base b = n-th composite number, A002808(n). A255872

Fibocyclotomic numbers: numbers formed from cyclotomic polynomials and Fibonacci numbers (A000045). A51258

Numbers that have 9 terms in their Zeckendorf representation. A179249

Two-column table read by rows: Primitive distinct pairs that have the same value of φ, σ, and τ. A322688

Number of integer partitions of n whose multiplicities have integer median. A360687

Numbers n such that n²+n+41 (Euler's "prime generating polynomial") is not squarefree. A97823