Properties of the Number 19226

Nineteen Thousand Two Hundred Twenty-Six

Basics

Value: 19225 → 19226 → 19227

Parity: even

Prime: No

Previous Prime: 19219

Next Prime: 19231

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 9613

Divisors: 1, 2, 9613, 19226

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100101100011010

Octal: 45432

Duodecimal: B162

Hexadecimal: 4b1a

Square: 369639076

Square Root: 138.6578522839583

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 partitions p of n such that mean(p) >= multiplicity(min(p)). A240079

Number of partitions p of n such that the number of parts is a part or max(p) - min(p) is a part. A241386

Number of spiro bicyclic skeletons with n carbon atoms (see Parks et al. for precise definition). A121160

Number of length n+5 0..1 arrays with no three disjoint pairs in any consecutive six terms having the same sum. A248441

Numbers k such that the continued fraction for sqrt(k) has period 87. A20426

Semiprimes that are the sum of 10 consecutive primes. A185347

Numbers n such that n⁸ + 1 and (n + 2)⁸ + 1 are both prime. A217972

Mountain nonprimes. A182776

Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite RTH = RUB-13 [B2Si30O64].2R starting with a T1 atom. A19226