Properties of the Number -28774

Twenty-Eight Thousand Seven Hundred Seventy-Four

Basics

Value: -28775 → -28774 → -28773

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 × 14387

Divisors: 1, 2, 14387, 28774

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111000001100110

Octal: -70146

Duodecimal: -1479A

Hexadecimal: -7066

Square: 827943076

Square Root: 169.62900695340994

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

Number T(n,k) of equivalence classes of ways of placing k 3 X 3 tiles in an n X 8 rectangle under all symmetry operations of the rectangle; irregular triangle T(n,k), n>=3, 0<=k<=2·floor(n/3), read by rows. A238558

Semiprime centered triangular numbers. A184481

Numbers whose base-13 representation has exactly 5 runs. A43660