Properties of the Number 19126

Nineteen Thousand One Hundred Twenty-Six

Basics

Value: 19125 → 19126 → 19127

Parity: even

Prime: No

Previous Prime: 19121

Next Prime: 19139

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 73 × 131

Divisors: 1, 2, 73, 131, 146, 262, 9563, 19126

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100101010110110

Octal: 45266

Duodecimal: B09A

Hexadecimal: 4ab6

Square: 365803876

Square Root: 138.2967823197633

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

Triangle read by rows: T(n,k) is the maximum number of ways in which a set of integer-sided rectangular pieces can tile an n X k rectangle. A361216

G.f.: ∏_k>=1 (1 + x^k) / (1 - x^k³). A280277

Maximum number of ways in which a set of integer-sided rectangular pieces can tile an n X 3 rectangle. A361219

Least even pseudoprime > p to base p, where p = prime(n). A108162

Number of compositions (ordered partitions) of n into heptagonal pyramidal numbers (A002413). A322855

Smallest even pseudoprime (>2n+1) in base 2n+1. A253233

Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite EUO = EU-1 Nan[AlnSi112-nO224] starting with a T7 atom. A19126