Properties of the Number -8465

Four Hundred Sixty-Five

Basics

Value: -8466 → -8465 → -8464

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 5 × 1693

Divisors: 1, 5, 1693, 8465

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10000100010001

Octal: -20421

Duodecimal: -4A95

Hexadecimal: -2111

Square: 71656225

Square Root: 92.00543462209176

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

Semiprimes of the form k²+1. A144255

Number of regions in a square when n internal squares are drawn between the 4n points that divide each side into n+1 equal parts. A357058

T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 1 and 0 1 0 horizontally and 0 1 1 and 1 0 1 vertically. A207419

Positions where A163890 obtains distinct new values. A163891

a(n) = 16·n² + 1. A108211

G.f. satisfies A(x) = 1 + x⁵ / (1 - x·A(x)). A365698

Semiprimes which are one more than a perfect power. A189047

First occurrence of n in the modified Juggler sequence. A95909

a(n) = 529·n + 1. A158368

Number of compositions (ordered partitions) of n into distinct parts where no part is a multiple of 4. A332310