Properties of the Number 19190

Nineteen Thousand One Hundred Ninety

Basics

Value: 19189 → 19190 → 19191

Parity: even

Prime: No

Previous Prime: 19183

Next Prime: 19207

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 5 × 19 × 101

Divisors: 1, 2, 5, 10, 19, 38, 95, 101, 190, 202

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 100101011110110

Octal: 45366

Duodecimal: B132

Hexadecimal: 4af6

Square: 368256100

Square Root: 138.52797551397336

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

Expansion of ∏_m>=1 (1+x^m)². A22567

Sum of the largest parts of the partitions of n into 9 squarefree parts. A326532

Numbers n for which there are exactly six k such that n = k + (product of nonzero digits of k). A96927

Expansion of ∏_k>=1 (1 - x^k/(1 + x)). A307601

Non-palindromic numbers n such that φ(n) = φ(reversal(n)). A97647

Number of permutations of length n which avoid the patterns 4321 and 3142. A165530

Numbers of closed affine (a.k.a. BCK) λ terms of natural size n. A287141

a(n) = n*(n + 1)*(16·n - 1)/6. A304659

Number of sets of points determined by the intersection of a line with an n X n grid of points. A119438

a(n) = (190/99)*(100^A001651(n)-1). A229903