Properties of the Number 27416

Twenty-Seven Thousand Four Hundred Sixteen

Basics

Value: 27415 → 27416 → 27417

Parity: even

Prime: No

Previous Prime: 27409

Next Prime: 27427

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ³ × 23 × 149

Divisors: 1, 2, 4, 8, 23, 46, 92, 149, 184, 298

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110101100011000

Octal: 65430

Duodecimal: 13A48

Hexadecimal: 6b18

Square: 751637056

Square Root: 165.57777628655361

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

a(n) = n*(n² - 1)/2 - 1. A117560

Column 4 of triangle A055907. A55910

Number of nondecreasing arrangements of n numbers in -3..3 with sum zero and sum of squares less than n·12/3. A183929

A triangular sequence recursion: A(n,k)=A(n - 1, k - 1) + A(n - 1, k) + (5 (-2 + n) (-7 + 5 n))*A(n - 2, k - 1). A153879

Number of unlabeled (and unrooted) trees on n nodes having a centroid. A27416

Staircase on Pascal's triangle. A81181