Properties of the Number 14287

Fourteen Thousand Two Hundred Eighty-Seven

Basics

Value: 14286 → 14287 → 14288

Parity: odd

Prime: No

Previous Prime: 14281

Next Prime: 14293

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 7 × 13 × 157

Divisors: 1, 7, 13, 91, 157, 1099, 2041, 14287

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11011111001111

Octal: 33717

Duodecimal: 8327

Hexadecimal: 37cf

Square: 204118369

Square Root: 119.52823934116992

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) = (n⁴ + n)/2 (Row sums of an n X n X n magic cube, when it exists). A27441

a() = 1,3,... [ A037257 ], differences = 2,... [ A037258 ] and 2nd differences [ A037259 ] are disjoint and monotonic; adjoin next free number to 2nd differences unless it would produce a duplicate in which case ignore. A37257

Products of three distinct primes of the form 6·k + 1. A154729

a(n) is the numerator of b(n) where b(n)=1/b(n-1)+1/b(n-2) with b(1)=1 and b(2)=2. A57677

Numbers of the form k*(k³ +- 1)/2. A57590

Expansion of ∏_k>=1 1/(1 - x^2·k+1)^2·k+1. A263199

Group the natural numbers such that the n-th group sum is divisible by prime(n): (1, 2, 3), (4, 5), (6, 7, 8, 9), (10, 11), (12, 13, 14, 15, 16, 17, 18, 19, 20, 21), ... Sequence contains the sum of the terms in the n-th group. A86491

Integers k such that 511·2^k - 1 is prime. A387925

Number of partitions of 3n-1 into n nonnegative integers each no more than 6. A1978

Expansion of 1/((1-4x)(1-9x)(1-10x)(1-12x)). A28162