Properties of the Number 87243

Eighty-Seven Thousand Two Hundred Forty-Three

Basics

Value: 87242 → 87243 → 87244

Parity: odd

Prime: No

Previous Prime: 87223

Next Prime: 87251

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 13 × 2237

Divisors: 1, 3, 13, 39, 2237, 6711, 29081, 87243

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 10101010011001011

Octal: 252313

Duodecimal: 425A3

Hexadecimal: 154cb

Square: 7611341049

Square Root: 295.3692604182094

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) is the number of ways to partition a square n X n into five rectangles of different dimensions, without any straight cut spanning the entire square. A384208

a(n) = n + A087242(n) or a(n)=0 if A087242(n)=0; the primes arising as n + A087242(n). A87243