Properties of the Number 84621

Eighty-Four Thousand Six Hundred Twenty-One

Basics

Value: 84620 → 84621 → 84622

Parity: odd

Prime: No

Previous Prime: 84589

Next Prime: 84629

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 67 × 421

Divisors: 1, 3, 67, 201, 421, 1263, 28207, 84621

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100101010001101

Octal: 245215

Duodecimal: 40B79

Hexadecimal: 14a8d

Square: 7160713641

Square Root: 290.89688894864446

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

Expansion of 1/(1 + 2·x + x² - x³). A77990

Expansion of 1/(1-2·x+x²+x³). A77941

Numbers k such that Fibonacci(k) concatenated with its 10's complement is prime. A84621