Properties of the Number -71127

Seventy-One Thousand One Hundred Twenty-Seven

Basics

Value: -71128 → -71127 → -71126

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 7 × 1129

Divisors: 1, 3, 7, 9, 21, 63, 1129, 3387, 7903, 10161

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10001010111010111

Octal: -212727

Duodecimal: -351B3

Hexadecimal: -115d7

Square: 5059050129

Square Root: 266.6964566693753

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

Triangle T(n,k), read by rows, given by (0, 1, 2, 2, 4, 3, 6, 4, 8, 5, 10, ...) δ (1, 0, 1, 0, 1, 0, 1, 0, ...) where δ is the operator defined in A084938. A184962

Number of (n+1)X(3+1) arrays of permutations of 0..n·4+3 with each element having directed index change -1,1 0,-1 0,1 or 1,0. A264501