Properties of the Number 43856

Forty-Three Thousand Eight Hundred Fifty-Six

Basics

Value: 43855 → 43856 → 43857

Parity: even

Prime: No

Previous Prime: 43853

Next Prime: 43867

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 ⁴ × 2741

Divisors: 1, 2, 4, 8, 16, 2741, 5482, 10964, 21928, 43856

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1010101101010000

Octal: 125520

Duodecimal: 21468

Hexadecimal: ab50

Square: 1923348736

Square Root: 209.41824180333478

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

n³+Largest square, (Largest square <= n³). A176580

Numbers k such that 13·2^k+1 is prime. A32356

Row sums of triangular matrix T = A104980 which satisfies: SHIFT_LEFT(column 0 of T^p) = p*(column p+1 of T). A104983

a(n) = 172·2ⁿ - 176. A278124

Expansion of ∑_k>=2 x^Fibonacci(k)/(1 - x^Fibonacci(k)) / ∏_k>=2 (1 - x^Fibonacci(k)). A281689

Expansion of (1+4·x)/(1-34·x+x²). A27657

a(n) = (n+1)*(14·n³+13·n²+6·n+1). A27850

Number of skew Dyck paths of semilength n having no DD's. A128739

Triangle version of the array w(N,L) of the average number of round trips of length L on Laguerre graphs L_N. A201198

Number of 9-step self-avoiding king's tours on an n X n board summed over all starting positions. A366829