Properties of the Number 87892

Eighty-Seven Thousand Eight Hundred Ninety-Two

Basics

Value: 87891 → 87892 → 87893

Parity: even

Prime: No

Previous Prime: 87887

Next Prime: 87911

Digit Sum: 34

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 7 × 43 × 73

Divisors: 1, 2, 4, 7, 14, 28, 43, 73, 86, 146

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10101011101010100

Octal: 253524

Duodecimal: 42A44

Hexadecimal: 15754

Square: 7725003664

Square Root: 296.4658496353332

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

Numerators of continued fraction convergents to sqrt(785). A42512

Numbers k such that A(k+1) = A(k) + 3, where A() = A005100() are the deficient numbers. A317046

Numbers n such that n² + 1, (n+1)² + 1 and (n+2)² + 1 are divisible by a square. A218048

Number of length n+4 0..3 arrays with every five consecutive terms having the maximum of some two terms equal to the minimum of the remaining three terms. A254693

Number of length 7+4 0..n arrays with every five consecutive terms having the maximum of some two terms equal to the minimum of the remaining three terms. A254705

T(n,k)=Number of length n+4 0..k arrays with every five consecutive terms having the maximum of some two terms equal to the minimum of the remaining three terms. A254698

G.f. satisfies: a(2·n) equals coefficient of xⁿ in A(x)ⁿ⁺¹ and a(2·n+1) equals coefficient of xⁿ⁺¹ in A(x)ⁿ⁺¹, for n>=0, with a(0)=1. A94600

Duplicate of A078372. A87892