Properties of the Number 87426

Eighty-Seven Thousand Four Hundred Twenty-Six

Basics

Value: 87425 → 87426 → 87427

Parity: even

Prime: No

Previous Prime: 87421

Next Prime: 87427

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ³ × 1619

Divisors: 1, 2, 3, 6, 9, 18, 27, 54, 1619, 3238

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101010110000010

Octal: 252602

Duodecimal: 42716

Hexadecimal: 15582

Square: 7643305476

Square Root: 295.67887986800815

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

Number of pebbling configurations with n pebbles. A7902

a(n) = 1944·n² - 5016·n + 3138 (n >= 1). A304838

a(n) = S(n,4) where S(n,m) = ∑_k=0..n binomial(n,k)*Fibonacci(m·k). A87426