Properties of the Number 87716

Eighty-Seven Thousand Seven Hundred Sixteen

Basics

Value: 87715 → 87716 → 87717

Parity: even

Prime: No

Previous Prime: 87701

Next Prime: 87719

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 21929

Divisors: 1, 2, 4, 21929, 43858, 87716

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101011010100100

Octal: 253244

Duodecimal: 42918

Hexadecimal: 156a4

Square: 7694096656

Square Root: 296.16887074775434

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 n-node rooted trees with a forbidden limb of length 9. A255639

Number of rooted trees with n nodes such that no more than eight subtrees of the same size extend from the same node. A318802

Number of rooted trees with n nodes such that no more than eight isomorphic subtrees extend from the same node. A318855

Number of nondecreasing -5..5 vectors of length n whose dot product with some lexicographically greater or equal nondecreasing -5..5 vector equals n. A226419

T(n,k)=Number of nondecreasing -k..k vectors of length n whose dot product with some lexicographically greater or equal nondecreasing -k..k vector equals n. A226422

Base-2 pseudoprimes (see A001567) of the form j·p(i)# - p(k) or j·p(i)# + p(k), p(i) and p(k) primes with p(i) < p(k) < p(i+1)² and 0 < j < p(i+1). A87716