Properties of the Number -222224

Two Hundred Twenty-Two Thousand Two Hundred Twenty-Four

Basics

Value: -222225 → -222224 → -222223

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 ⁴ × 17 × 19 × 43

Divisors: 1, 2, 4, 8, 16, 17, 19, 34, 38, 43

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -110110010000010000

Octal: -662020

Duodecimal: -A8728

Hexadecimal: -36410

Square: 49383506176

Square Root: 471.4064064053436

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

Numbers k, not powers of primes, for which A011772(k) divides A344875(k), and for all proper divisors d of k, A011772(d) < A011772(k). A344694

Number of (w,x,y,z) with all terms in {1,...,n} and w<2x and y>=2z. A212505

Numbers n such that (i) the largest prime factor of n is not a palindrome and (ii) the sum of the factorials of the digits of n is equal to the largest prime factor of n reversed. A74301

Product of Fibonacci and Padovan numbers: a(n) = A000045(n+1)*A000931(n+5). A200220

a(0) = a(1) = 1; for n > 1, a(n) = ∑_k=0..n-2 a(k) OR a(n-k-2). A318621