Properties of the Number 29918

Twenty-Nine Thousand Nine Hundred Eighteen

Basics

Value: 29917 → 29918 → 29919

Parity: even

Prime: No

Previous Prime: 29917

Next Prime: 29921

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 × 7 × 2137

Divisors: 1, 2, 7, 14, 2137, 4274, 14959, 29918

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111010011011110

Octal: 72336

Duodecimal: 15392

Hexadecimal: 74de

Square: 895086724

Square Root: 172.96820517077697

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 polyiamonds with n cells that tile the plane isohedrally. A75223

a(n) = n³ + prime(n). A89620

Number of (6+2)X(n+2) 0..1 arrays with every 3X3 subblock sum of the two sums of the diagonal and antidiagonal minus the two minimums of the central column and central row nondecreasing horizontally, vertically and ne-to-sw antidiagonally. A254912

G.f. A(x) satisfies: [xⁿ] A(x)ⁿ⁺¹ = [xⁿ] (1 + x·A(x)^2·n)ⁿ⁺¹ for n >= 0. A360344

Convert n from meters to feet. A29918

Numbers k such that (81^k + 1)/82 is prime. A350036