Properties of the Number 14220

Fourteen Thousand Two Hundred Twenty

Basics

Value: 14219 → 14220 → 14221

Parity: even

Prime: No

Previous Prime: 14207

Next Prime: 14221

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ² × 5 × 79

Divisors: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 11011110001100

Octal: 33614

Duodecimal: 8290

Hexadecimal: 378c

Square: 202208400

Square Root: 119.24764148611074

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 nXnXn triangular 0..k arrays with some element plus some adjacent element totalling k+1 exactly once. A270509

Even 10-gonal (or decagonal) numbers. A28994

T(n,k)=Number of (n+1)X(k+1) 0..1 arrays with the number of equal 2X2 subblock diagonal pairs and equal antidiagonal pairs differing from each horizontal or vertical neighbor, and new values 0..1 introduced in row major order. A205226

Number of equilateral triangles formed by triples of points taken from a hexagonal chunk of side n in the hexagonal lattice. A8893

Difference between the product of two consecutive primes and the next prime. A111071

Triangle T, read by rows, such that the matrix inverse satisfies: [T^-1](n,k) = -(k+1)*T(n-1,0) for n>k>=0, with T(n,n)=1 for n>=0. A112911

a(n) is the smallest k > a(n-1) such that k² has no digit in common with a(n-1)². A30287

Sorted positions of first appearances in the run-compression (A037201) of the first differences (A001223) of the prime numbers (A000040). A376521

a(n) = A326128(n) * A389077(n). A388978

Column 3 of triangle A112911. A112914