Properties of the Number 19392

Nineteen Thousand Three Hundred Ninety-Two

Basics

Value: 19391 → 19392 → 19393

Parity: even

Prime: No

Previous Prime: 19391

Next Prime: 19403

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 ⁶ × 3 × 101

Divisors: 1, 2, 3, 4, 6, 8, 12, 16, 24, 32

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100101111000000

Octal: 45700

Duodecimal: B280

Hexadecimal: 4bc0

Square: 376049664

Square Root: 139.2551614842337

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

Total number of parts coprime to n in the partitions of n into 6 parts. A363324

Number of ways to write n as an ordered sum of 8 nonzero decimal palindromes. A341205

Coefficients of polynomials in a Melham conjecture. A217475

Riordan array (1/(1+2·x), x*(1+x)/(1+2·x)²). A123876

Expansion of ∏_k>=1 ((1 + 2^k*x^k)/(1 - 2^k*x^k))^{1/2^k}. A303438

G.f. satisfies A(x) = 1 / (1 + x*(1 + x·A(x))⁴). A364762

Riordan array (1/(1-2x), x(1-x)/(1-2x)²). A114164

Coordination sequence for MgZn2, Position Zn1. A9937

Number of n X 2 0..3 arrays with rows and columns lexicographically nondecreasing read forwards and nonincreasing read backwards. A201975

Number of partitions of n such that the (sum of all even parts) = floor(n/2). A284611