Properties of the Number -170913

One Hundred Seventy Thousand Nine Hundred Thirteen

Basics

Value: -170914 → -170913 → -170912

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 23 × 2477

Divisors: 1, 3, 23, 69, 2477, 7431, 56971, 170913

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101001101110100001

Octal: -515641

Duodecimal: -82AA9

Hexadecimal: -29ba1

Square: 29211253569

Square Root: 413.4162551230902

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

Let a(1) = 1, a(2) = 2, a(3) = 7, a(4) = 15 and for n >= 5 set a(n) = (n·b(n) - b(n-2)) / 2, where b(n) = 4·b(n-2) - b(n-4) for n >= 5 and b(1) = 1, b(2) = 2, b(3) = 5, b(4) = 8. A93652

G.f.: A(x) = F(x·G(x)) where F(x) = G(x·F(x)) = 1 + x·F(x)³ is the g.f. of A001764 and G(x) = F(x/G(x)) = 1 + x·G(x)² is the g.f. of A000108 (Catalan). A153299