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Properties of the Number -223995

Two Hundred Twenty-Three Thousand Nine Hundred Ninety-Five

Basics

Value: -223996 → -223995 → -223994

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 × 109 × 137

Divisors: 1, 3, 5, 15, 109, 137, 327, 411, 545, 685

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -110110101011111011

Octal: -665373

Duodecimal: -A9763

Hexadecimal: -36afb

Square: 50173760025

Square Root: 473.28110040440026

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

T(n,k)=Number of nXk 0..1 arrays with every 1 horizontally or antidiagonally adjacent to 1 or 2 neighboring 1s. A297314
Squarefree integers m > 1 such that if prime p divides m, then sp(m) >= p and sp(m) == 3 (mod p-1), where sp(m) is the sum of the base p digits of m. A324405
Smallest number·such that φ(x) = φ(x(n)), where x(n) is the n-th arithmetic derivatives of·and·is not equal to x(n). A246775
Number of n X 4 0..1 arrays with every 1 horizontally or antidiagonally adjacent to 1 or 2 neighboring 1s. A297310
Number of 6Xn 0..1 arrays with every 1 horizontally or antidiagonally adjacent to 1 or 2 neighboring 1s. A297319