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Properties of the Number 19241

Nineteen Thousand Two Hundred Forty-One

Basics

Value: 19240 → 19241 → 19242

Parity: odd

Prime: No

Previous Prime: 19237

Next Prime: 19249

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 71 × 271

Divisors: 1, 71, 271, 19241

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 100101100101001

Octal: 45451

Duodecimal: B175

Hexadecimal: 4b29

Square: 370216081

Square Root: 138.71193171461493

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

Number of rooted ternary trees with n nodes; number of n-carbon alkyl radicals C(n)H(2n+1) ignoring stereoisomers. A598
a(0) = 1 by convention; for n>0, a(n) is the number of points in the n-th figure shown in A255011 (meaning the figure with 4n points on the perimeter). A331449
Triangle read by rows: T(n,m) (n >= m >= 1) = number of vertices formed by drawing the lines connecting any two of the 2*(m+n) perimeter points of an m X n grid of squares. A331453
Number of integer partitions of n whose number of submultisets is greater than n. A325831
Number of integer partitions of n whose number of submultisets is greater than or equal to n. A325832
The 300-degree spoke (or ray) of a hexagonal spiral of Ulam. A244804
Nonprime numbers k such that sum of aliquot divisors of k is a cube. A48698
Iterates of A122237 starting from the initial value 8. A179756
a(1) = a(2) = 1; for n>2, a(n+1) = a(n) + a(n-1) iff n is prime, otherwise a(n+1) = a(n) + 1. A113050
Number of linear extensions of a poset whose Hasse diagram consists of n binary shrubs with type Sn joins. A293953