Properties of the Number -14587

Fourteen Thousand Five Hundred Eighty-Seven

Basics

Value: -14588 → -14587 → -14586

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 29 × 503

Divisors: 1, 29, 503, 14587

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7925 Try Today's Challenge

Representations

Binary: -11100011111011

Octal: -34373

Duodecimal: -8537

Hexadecimal: -38fb

Square: 212780569

Square Root: 120.77665337307538

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

Ruth-Aaron numbers (2): sum of prime divisors of n = sum of prime divisors of n+1 (both taken with multiplicity). A39752

Expansion of ∏_k>=1 1/(1-x^k+2)^k. A263358

Numbers k such that σ(k) divides σ(φ(k)). A66831

Numbers n such that σ(φ(n))/σ(n) = 2. A67382

Number of self-inverse permutations in S_n with longest increasing subsequence of length 3. A217323

Infinitary Ruth-Aaron numbers: numbers k such that A181894(k) = A181894(k+1). A330999

Unitary Ruth-Aaron numbers: numbers k such that A008475(k) = A008475(k+1). A331000

Integers n > 10583 such that the 'Reverse and Add!' trajectory of n joins the trajectory of 10583. A66055

Numbers k such that 5·3^k + 2 is prime. A58590

Numbers k such that sopf(k) = sopfr(k+1), where sopf(k) = A008472(k) and sopfr(k) = A001414(k). A64678