Properties of the Number 19260

Nineteen Thousand Two Hundred Sixty

Basics

Value: 19259 → 19260 → 19261

Parity: even

Prime: No

Previous Prime: 19259

Next Prime: 19267

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ² × 5 × 107

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

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100101100111100

Octal: 45474

Duodecimal: B190

Hexadecimal: 4b3c

Square: 370947600

Square Root: 138.78040207464454

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

Numbers n such that there exists an x≠n that makes {n,n,x} an amicable multiset. A259302

Numbers that belong to at least one amicable multiset. A259307

a(n) = dot_product(1,2,...,n)*(5,6,...,n,1,2,3,4). A26043

Abundant numbers n such that σ(σ(n) - 2·n) = σ(n). A292365

a(n) = 3·a(n-1) - a(n-2) - 2·a(n-3) for n > 2, a(0)=1, a(1)=4, a(2)=10. A316528

10 times pentagonal numbers: a(n) = 5·n*(3·n-1). A153780

Numbers n for which the terms of the multiplicative sequence {n²/A049417(n)} are integers. A185288

Solution of the complementary equation a(n) = 2·a(n-1) - a(n-2) + b(n-1) + 1, where a(0) = 1, a(1) = 2, b(0) = 3, and (a(n)) and (b(n)) are increasing complementary sequences. A294869

Where A098018(k)=-n. A98874

Number of nondecreasing arrangements of 4 numbers in -(n+2)..(n+2) with sum zero. A188212