Properties of the Number 19322

Nineteen Thousand Three Hundred Twenty-Two

Basics

Value: 19321 → 19322 → 19323

Parity: even

Prime: No

Previous Prime: 19319

Next Prime: 19333

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 × 9661

Divisors: 1, 2, 9661, 19322

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 100101101111010

Octal: 45572

Duodecimal: B222

Hexadecimal: 4b7a

Square: 373339684

Square Root: 139.00359707575916

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

Smallest even k such that lpf(k-3) > lpf(k-1) >= prime(n), where lpf=least prime factor (A020639). A242719

Number of disconnected 2-regular graphs on n vertices. A165652

a(n) = prime(n)² + 1. A66872

Number of partitions of n² into distinct squares. A30273

Smallest even k such that lpf(k-1) = prime(n), while lpf(k-3) > prime(n), where lpf=least prime factor (A020639). A242489

Numbers n such that n!10-1 is prime. A204658

The smallest numbers of every class in a classification of positive numbers (see comment). A247395

a(n) = 81·n² - 90·n + 26. A154295

Smallest number with n as least nonnegative primitive root, or 0 if no such number exists. A214158

Values of n such that A080221(n)=6; i.e., values of n such that n is divisible by the sum of digits of n when expressed in exactly 6 of the bases b=1...n. A271311