Properties of the Number -221372

Two Hundred Twenty-One Thousand Three Hundred Seventy-Two

Basics

Value: -221373 → -221372 → -221371

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 55343

Divisors: 1, 2, 4, 55343, 110686, 221372

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110110000010111100

Octal: -660274

Duodecimal: -A8138

Hexadecimal: -360bc

Square: 49005562384

Square Root: 470.50185972002276

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 of polyhexes of class PF2 with a particular symmetry. A30525

Numbers k such that 421·2^k+1 is prime. A316712