Properties of the Number -206551

Two Hundred Six Thousand Five Hundred Fifty-One

Basics

Value: -206552 → -206551 → -206550

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 206551

Divisors: 1, 206551

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110010011011010111

Octal: -623327

Duodecimal: -9B647

Hexadecimal: -326d7

Square: 42663315601

Square Root: 454.47882238889855

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

a(n) = 2 + (89040 + (71868 + (29932 + (8449 + (1960 + (322 + (28 + n)*n)*n)*n)*n)*n)*n)*n/40320. A145130

Primes p such that p+1, p+2, p+3 and p+4 have equal number of divisors. A119728