Properties of the Number 41870

Forty-One Thousand Eight Hundred Seventy

Basics

Value: 41869 → 41870 → 41871

Parity: even

Prime: No

Previous Prime: 41863

Next Prime: 41879

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 5 × 53 × 79

Divisors: 1, 2, 5, 10, 53, 79, 106, 158, 265, 395

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1010001110001110

Octal: 121616

Duodecimal: 20292

Hexadecimal: a38e

Square: 1753096900

Square Root: 204.62160198766892

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 fixed points in all 231-avoiding involutions in S_n. A59570

Irregular triangle read by rows: T(n,k) is the number of n X n tic-tac-toe positions (up to rotation and reflection) with k tokens (i.e., after k plays) which occur in a game (n > 0, 0 <= k <= n²). A317575

Number of (4+1) X (n+1) 0..1 arrays with nondecreasing x(i,j)-x(i,j-1) in the i direction and nondecreasing absolute value of x(i,j)-x(i-1,j) in the j direction. A250772

T(n,k)=Number of (n+1)X(k+1) 0..1 arrays with nondecreasing x(i,j)-x(i,j-1) in the i direction and nondecreasing absolute value of x(i,j)-x(i-1,j) in the j direction. A250769

Numerators of continued fraction convergents to sqrt(457). A41870

Number of edge cuts in the 2n-crossed prism graph. A377754