Properties of the Number 72443

Seventy-Two Thousand Four Hundred Forty-Three

Basics

Value: 72442 → 72443 → 72444

Parity: odd

Prime: No

Previous Prime: 72431

Next Prime: 72461

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 7 × 79 × 131

Divisors: 1, 7, 79, 131, 553, 917, 10349, 72443

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001101011111011

Octal: 215373

Duodecimal: 35B0B

Hexadecimal: 11afb

Square: 5247988249

Square Root: 269.15237320150084

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

Take n points in general position in the plane; draw all the (infinite) straight lines joining them; sequence gives number of connected regions formed. A55503

Nonsquares which are the product of two numbers with the same digits (leading zeros are forbidden). A72443