Properties of the Number 27719

Twenty-Seven Thousand Seven Hundred Nineteen

Basics

Value: 27718 → 27719 → 27720

Parity: odd

Prime: No

Previous Prime: 27701

Next Prime: 27733

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 53 × 523

Divisors: 1, 53, 523, 27719

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110110001000111

Octal: 66107

Duodecimal: 1405B

Hexadecimal: 6c47

Square: 768342961

Square Root: 166.4902399541787

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 0..1 arrays with every element equal to 0, 1, 2, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. A303016

Smallest nonnegative number m such that m == i (mod i+1) for all 1 <= i <= n. A70198

a(n) is the least number whose sum of digits in primorial base equals n. A343048

Final term of n-th row of triangle in A079784. A79782

a(1)=1. a(n) = the smallest integer > a(n-1) such that d(a(n))+d(a(n)+1) > d(a(n-1))+d(a(n-1)+1), where d(m) = the number of divisors of m. A175143

Numerator of the third row of the inverse Akiyama-Tanigawa algorithm from 1/n. A193546

The distinct values of A070198. A208768

Numbers k where records occur for σ(k+1)/σ(k), where σ(k) is the sum of divisors of k (A000203). A335067

Index where prime(n) appears as a term in A379442. A379558

First column of A083798. A83800