Properties of the Number 30143

Thirty Thousand One Hundred Forty-Three

Basics

Value: 30142 → 30143 → 30144

Parity: odd

Prime: No

Previous Prime: 30139

Next Prime: 30161

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 43 × 701

Divisors: 1, 43, 701, 30143

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111010110111111

Octal: 72677

Duodecimal: 1553B

Hexadecimal: 75bf

Square: 908600449

Square Root: 173.61739544181626

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 generated by the Euler polynomial x² + x + 41. A228183

Strong pseudoprimes to base 65. A20291

Main diagonal of A332354. A332355

Number of partitions p of n that contain a proper partition of the maximal part of p. A279036

Even numbers in which parity of digits alternates. A30143