Properties of the Number -4942

Nine Hundred Forty-Two

Basics

Value: -4943 → -4942 → -4941

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 7 × 353

Divisors: 1, 2, 7, 14, 353, 706, 2471, 4942

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1001101001110

Octal: -11516

Duodecimal: -2A3A

Hexadecimal: -134e

Square: 24423364

Square Root: 70.2993598832877

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

Inverse of the Delannoy triangle. A103136

Column 0 of the matrix inverse of triangle A118180. A118183

Riordan array ((1-x+sqrt(1+6·x+x²))/2, (sqrt(1+6·x+x²)-x-1)/2). A112477

G.f.: x^k²/(mul(1-x^2·i,i=1..k)*mul(1+x^2·r-1,r=1..oo)) with k=4. A246580

Generalized 15-gonal (or pentadecagonal) numbers: n*(13·n - 11)/2, n = 0,+1,-1,+2,-2,+3,-3, ... A277082

G.f.: 1 / ∏_k>=1 (1-x^k)^k-1. A52847

Numbers k such that k⁴ can be written as a sum of four positive 4th powers. A3294

15-gonal (or pentadecagonal) numbers: n*(13n-11)/2. A51867

Array of coordination sequences for cubic lattices (rows) and of numbers of L1 forms in cubic lattices (columns) (array read by antidiagonals). A119800

Integers n > 196 such that the 'Reverse and Add!' trajectory of n joins the trajectory of 196. A63049