Properties of the Number -221953

Two Hundred Twenty-One Thousand Nine Hundred Fifty-Three

Basics

Value: -221954 → -221953 → -221952

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 221953

Divisors: 1, 221953

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110110001100000001

Octal: -661401

Duodecimal: -A8541

Hexadecimal: -36301

Square: 49263134209

Square Root: 471.1188809631811

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 length n+2 0..2 arrays with the sum of second differences squared multiplied by some arrangement of +-1 equal to zero. A250314

Primes of the form (2·p² + 1)/3 where p is a prime > 3. A362225