Properties of the Number -131551

One Hundred Thirty-One Thousand Five Hundred Fifty-One

Basics

Value: -131552 → -131551 → -131550

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 7 × 18793

Divisors: 1, 7, 18793, 131551

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -100000000111011111

Octal: -400737

Duodecimal: -64167

Hexadecimal: -201df

Square: 17305665601

Square Root: 362.69960022034763

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 quadrilateral regions in a "frame" of size n X n (see Comments in A331776 for definition), divided by 8. A332596

'Geobonnaci' sequence: a(1)=a(2)=1, thereafter a(n) = round( 2·sqrt(a(n-1) * a(n-2)) ). A322332