Properties of the Number 87084

Eighty-Seven Thousand Eighty-Four

Basics

Value: 87083 → 87084 → 87085

Parity: even

Prime: No

Previous Prime: 87083

Next Prime: 87103

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ² × 41 × 59

Divisors: 1, 2, 3, 4, 6, 9, 12, 18, 36, 41

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101010000101100

Octal: 252054

Duodecimal: 42490

Hexadecimal: 1542c

Square: 7583623056

Square Root: 295.0999830565905

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 4-cycles in the n X n black bishop graph. A289162

a(n) is the determinant of the n X n symmetric matrix M(n) that is defined as M[i,j] = abs(i - j) if min(i, j) < max(i, j) <= 2·min(i, j), and otherwise 0. A353452

Number of n-node rooted trees with a forbidden limb of length 7. A255637

Product L(n)*L₄(n), where L(n) are Lucas numbers and L₄(n) are Lucas 4-step numbers. A106627

Number of integer elements in the subsets of the subsets of the integers 1 to n. A87084