Properties of the Number -660220

Six Hundred Sixty Thousand Two Hundred Twenty

Basics

Value: -660221 → -660220 → -660219

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 5 × 11 × 3001

Divisors: 1, 2, 4, 5, 10, 11, 20, 22, 44, 55

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -10100001001011111100

Octal: -2411374

Duodecimal: -27A0A4

Hexadecimal: -a12fc

Square: 435890448400

Square Root: 812.5392298221668

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

"EGJ" (unordered, element, labeled) transform of 1,2,3,4,... A32315

Number of transitive reflexive early confluent binary relations R on n labeled elements where |{y : xRy}| <= 5 for all x. A210913