Properties of the Number 6380

Six Thousand Three Hundred Eighty

Basics

Value: 6379 → 6380 → 6381

Parity: even

Prime: No

Previous Prime: 6379

Next Prime: 6389

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 5 × 11 × 29

Divisors: 1, 2, 4, 5, 10, 11, 20, 22, 29, 44

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100011101100

Octal: 14354

Duodecimal: 3838

Hexadecimal: 18ec

Square: 40704400

Square Root: 79.87490219086344

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 k! + 1 is prime. A2981

Numbers having exactly three prime gaps in their factorization. A73495

T(n,k) = Number of n X k 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of the elements above it or one plus the sum of the elements diagonally to its northwest or zero plus the sum of the elements antidiagonally to its northeast, modulo 4. A241356

Number of ways to write n as an ordered sum of 6 primes. A340962

Greatest positive integer whose reversed (weakly decreasing) prime indices have weighted sum (A318283) equal to n. A359683

Coefficients of the '6th-order' mock θ function 2 μ(q). A53273

Number of ways to place 2 nonattacking nightriders on an n X n board. A172141

Triangle read by rows: T(n,k) = t(n-k, k); t(n,m) = f(m)*t(n-1,m) + f(n)*t(n,m-1), where f(x) = 2·x + 5. A257615

Number of graphs of order n with exactly one Hamiltonian cycle. A307956

One half of 9-factorial numbers. A35012