Properties of the Number 19144

Nineteen Thousand One Hundred Forty-Four

Basics

Value: 19143 → 19144 → 19145

Parity: even

Prime: No

Previous Prime: 19141

Next Prime: 19157

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ³ × 2393

Divisors: 1, 2, 4, 8, 2393, 4786, 9572, 19144

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 100101011001000

Octal: 45310

Duodecimal: B0B4

Hexadecimal: 4ac8

Square: 366492736

Square Root: 138.36184445142382

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

Consider the base-3 Kaprekar map n->K(n) defined in A164993. Sequence gives numbers belonging to cycles, including fixed points. A164998

List of fixed points of the base-3 Kaprekar map A164993. A164997

Smallest member of cycle corresponding to n-th term of A165009. A165010

Consider the base-3 Kaprekar map n->K(n) defined in A164993. Sequence gives least elements of each cycle, including fixed points. A165002

Numbers k which are (sum of digits of k) concatenated with (product of digits of k). A62237

Fibonacci iteration starting with (1, a(n)) leads to a "nine digits anagram". A34587

A B3-sequence: a(1) = 1; for n>1, a(n) = smallest number > a(n-1) such that the sums of any three terms are all distinct. A96772

Number of 3-step knight's tours on an (n+2) X (n+2) board summed over all starting positions. A186852

Number of 4-step king's tours on an n X n board summed over all starting positions. A186863

Number of squares of all sizes in polyominoes obtained by union of two pyramidal figures (A092498) with intersection equals A002623. A260918