Properties of the Number -40987

Forty Thousand Nine Hundred Eighty-Seven

Basics

Value: -40988 → -40987 → -40986

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 17 × 2411

Divisors: 1, 17, 2411, 40987

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1010000000011011

Octal: -120033

Duodecimal: -1B877

Hexadecimal: -a01b

Square: 1679934169

Square Root: 202.452463556263

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 in array of n-gonal numbers A081422. A81438

75-gonal numbers: a(n) = n*(73·n-71)/2. A98230