Properties of the Number 43421

Forty-Three Thousand Four Hundred Twenty-One

Basics

Value: 43420 → 43421 → 43422

Parity: odd

Prime: No

Previous Prime: 43411

Next Prime: 43427

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 7 × 6203

Divisors: 1, 7, 6203, 43421

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1010100110011101

Octal: 124635

Duodecimal: 21165

Hexadecimal: a99d

Square: 1885383241

Square Root: 208.37706207737932

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

"BFK" (reversible, size, unlabeled) transform of 1,2,3,4... A32045

Numbers n such that 49·2ⁿ-1 is prime. A50550

Number of (binary) heaps with element set [n] and length n+1. A373496

Number of (binary) heaps of length n whose element set equals {1,2,3,4}. A376963

Numbers having one 0 in base 8. A43421

Expansion of 1/(1-x-x²-x³-x⁴+x⁵+x⁶+x⁷). A257934