Properties of the Number -6247

Two Hundred Forty-Seven

Basics

Value: -6248 → -6247 → -6246

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 6247

Divisors: 1, 6247

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1100001100111

Octal: -14147

Duodecimal: -3747

Hexadecimal: -1867

Square: 39025009

Square Root: 79.03796556086195

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

T(n,k) = Number of lower triangles of an n X n -k..k array with all row and column sums zero. A195522

Primes of the form k²+6. A56909

T(n,k) is the number of lower triangles of an n X n 0..k array with all row sums equal to the length of the row and all column sums equal to the length of the column. A195644

Number of triangles whose weight is the n-th Fermi-Dirac prime in the multiorder of integer partitions of Fermi-Dirac primes into Fermi-Dirac primes. A316220

Index of n-th prime in A386482, or -1 if that prime is missing. A386483

Primes of the form 4·k² + 163. A57604

Primes of the form p² + 6 where p is prime. A79141

Primes p such that 2p-3 and 2p+3 are both prime (A092110), with last decimal of p being 7. A136192

Primes p such that p¹⁰ + p⁹ + p⁸ + p⁷ + p⁶ + p⁵ + p⁴ + p³ + p² + p + 1 is prime. A240693

Run lengths of successive equal terms in A305671. A305675