Properties of the Number 19252

Nineteen Thousand Two Hundred Fifty-Two

Basics

Value: 19251 → 19252 → 19253

Parity: even

Prime: No

Previous Prime: 19249

Next Prime: 19259

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 4813

Divisors: 1, 2, 4, 4813, 9626, 19252

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 100101100110100

Octal: 45464

Duodecimal: B184

Hexadecimal: 4b34

Square: 370639504

Square Root: 138.7515765676196

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

Coefficient of·in the reduction by x² -> x+1 of the polynomial p(n,x) defined at Comments. A192951

Least k such that there are exactly A003586(n) ways to choose a binary index of each binary index of k. A368111

Sorted positions of first appearances in A368109 (number of ways to choose a binary index of each binary index). A368112

Numbers that are the sum of eight fourth powers in eight or more ways. A345583

Numbers that are the sum of eight fourth powers in exactly eight ways. A345840

List of codewords in binary lexicode with Hamming distance 7 written as decimal numbers. A75937

Number of forests of least height with n nodes. A1862

Basis for code in A075937. A75938

Expansion of ∏_k>0 theta₄(q^k)/theta₃(q^k), where theta₃() and theta₄() are the Jacobi θ functions. A320970

Number of nonempty subsets of {1, 2, ..., n} with <=6 pairwise coprime elements. A187267