Properties of the Number 87873

Eighty-Seven Thousand Eight Hundred Seventy-Three

Basics

Value: 87872 → 87873 → 87874

Parity: odd

Prime: No

Previous Prime: 87869

Next Prime: 87877

Digit Sum: 33

Digital Root: 6

Palindrome: No

Factorization: 3 × 17 × 1723

Divisors: 1, 3, 17, 51, 1723, 5169, 29291, 87873

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101011101000001

Octal: 253501

Duodecimal: 42A29

Hexadecimal: 15741

Square: 7721664129

Square Root: 296.4338037403966

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

T(n,k)=Number of nXk binary matrices M with rows in strictly increasing order and rows of M·Mtranspose (mod 2) in strictly decreasing order. A181274

Number of minimal dominating sets in the n-antiprism graph. A290377

Number of nX(n+1) binary matrices M with rows in strictly increasing order and rows of M·Mtranspose (mod 2) in strictly decreasing order. A181275

a(n)=a(a(n-1))+a(n-a(n-1)) p(a(n))=n, b(n)=p(p(n-1))+a(n-a(n-1)). A87873