Properties of the Number 90481

Ninety Thousand Four Hundred Eighty-One

Basics

Value: 90480 → 90481 → 90482

Parity: odd

Prime: Yes

Previous Prime: 90473

Next Prime: 90499

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 90481

Divisors: 1, 90481

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110000101110001

Octal: 260561

Duodecimal: 44441

Hexadecimal: 16171

Square: 8186811361

Square Root: 300.8005984036601

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

a(n) = L(4·n+2)/3, where L=A000032 (the Lucas sequence). A49685

Primitive part of Lucas(n). A61447

Smallest primitive prime factor of the n-th Lucas number (A000032); i.e., L(n), L(0) = 2, L(1) = 1 and L(n) = L(n-1) + L(n-2). A58036

Largest prime dividing the n-th Lucas number (A000032); 1 when no such prime exists. A79451

Order in which prime factors first occur in the Lucas sequence. A96362

Iccanobirt numbers (9 of 15): a(n) = R(a(n-1) + a(n-2) + R(a(n-3))), where R is the digit reversal function A004086. A102119

Primes equal to an octagonal number plus 1. A285792

Prime numbers that are Fibonacci integers. A178762

Primes of the form Lucas(2·n)/3. A74281

a(n) = L(13n)/L(n) where L(n) = Lucas number A000204(n). A153180