Properties of the Number -223345

Two Hundred Twenty-Three Thousand Three Hundred Forty-Five

Basics

Value: -223346 → -223345 → -223344

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 5 × 19 × 2351

Divisors: 1, 5, 19, 95, 2351, 11755, 44669, 223345

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -110110100001110001

Octal: -664161

Duodecimal: -A9301

Hexadecimal: -36871

Square: 49882989025

Square Root: 472.5939060123395

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

Diagonal sums of number triangle [k<=n]*C(n,2n-2k)2^n-kA000108(n-k). A160565

Fermat pseudoprimes to base 2 divisible by 5. A216023

a(n) = (1/2)*s(n+3), where s = A025251. A25252

Number of n X 5 0..1 arrays with every element unequal to 0, 1 or 2 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. A317761