Properties of the Number -172170

One Hundred Seventy-Two Thousand One Hundred Seventy

Basics

Value: -172171 → -172170 → -172169

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 5 × 1913

Divisors: 1, 2, 3, 5, 6, 9, 10, 15, 18, 30

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101010000010001010

Octal: -520212

Duodecimal: -83776

Hexadecimal: -2a08a

Square: 29642508900

Square Root: 414.93372964848254

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 walks of length n on square lattice, starting at origin, staying in first, second and third quadrants. A60898

Numbers k such that k-1, k+1, k²+1 and k⁴+1 are all prime numbers. A70156

Number of triangles larger than size=1 in a matchstick-made hexagon with side length n. A307253

Numbers k such that 2·6^k + 1 is prime. A120023