Properties of the Number -222940

Two Hundred Twenty-Two Thousand Nine Hundred Forty

Basics

Value: -222941 → -222940 → -222939

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 5 × 71 × 157

Divisors: 1, 2, 4, 5, 10, 20, 71, 142, 157, 284

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -110110011011011100

Octal: -663334

Duodecimal: -A9024

Hexadecimal: -366dc

Square: 49702243600

Square Root: 472.165225318426

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(0) = 0 by convention; for n>0, a(n) is the number of edges in the n-th figure shown in A255011 (meaning the figure with 4n points on the perimeter). A331448

Numbers k such that 1·k + 1, 3·k + 1, 9·k + 1, 27·k + 1, 81·k + 1 are all primes. A112042