Properties of the Number 41620

Forty-One Thousand Six Hundred Twenty

Basics

Value: 41619 → 41620 → 41621

Parity: even

Prime: No

Previous Prime: 41617

Next Prime: 41621

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 5 × 2081

Divisors: 1, 2, 4, 5, 10, 20, 2081, 4162, 8324, 10405

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010001010010100

Octal: 121224

Duodecimal: 20104

Hexadecimal: a294

Square: 1732224400

Square Root: 204.00980368599937

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

T(n,k) = Number of n X k 0..1 arrays with the number of 1s horizontally or antidiagonally adjacent to some 0 one less than the number of 0's adjacent to some 1. A285152

Number of partitions of n such that if k is the largest part, then k-2 occurs as a part. A119907

Triangle T(n,k) read by rows: T(n,k) = number of ways of seating n people around a table for the second time so that k pairs are maintained. Rotated sequences are counted as one. A326404

Number of n X 6 0..1 arrays with the number of 1's horizontally or antidiagonally adjacent to some 0 one less than the number of 0's adjacent to some 1. A285150

Number of 3 X n 0..1 arrays with the number of 1's horizontally or antidiagonally adjacent to some 0 one less than the number of 0's adjacent to some 1. A285154

Numerators of continued fraction convergents to sqrt(329). A41620

G.f.: A(x) = 1/(1 - x/((1-x) - x/((1-x)² - x/((1-x)³ -...)))), a continued fraction. A185618