Properties of the Number -216488

Two Hundred Sixteen Thousand Four Hundred Eighty-Eight

Basics

Value: -216489 → -216488 → -216487

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 ³ × 27061

Divisors: 1, 2, 4, 8, 27061, 54122, 108244, 216488

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8109 Try Today's Challenge

Representations

Binary: -110100110110101000

Octal: -646650

Duodecimal: -A5348

Hexadecimal: -34da8

Square: 46867054144

Square Root: 465.2827097582716

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 nXk 0..5 arrays with every nonzero element less than or equal to at least two horizontal and vertical neighbors. A203338

Second (lower) diagonal of partition triangle A047812. A7045

Number of nX2 0..5 arrays with every nonzero element less than or equal to at least two horizontal and vertical neighbors. A203332