Properties of the Number 43136

Forty-Three Thousand One Hundred Thirty-Six

Basics

Value: 43135 → 43136 → 43137

Parity: even

Prime: No

Previous Prime: 43133

Next Prime: 43151

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ⁷ × 337

Divisors: 1, 2, 4, 8, 16, 32, 64, 128, 337, 674

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1010100010000000

Octal: 124200

Duodecimal: 20B68

Hexadecimal: a880

Square: 1860714496

Square Root: 207.69207977195472

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

a(n) = ∑_{k=0..floor(n/4)} (-1)^k * binomial(n-3·k,k) * binomial(2*(n-3·k),n-3·k). A360219

a(0)=2, a(1)=2, a(n) = 2·a(n-1) + 12·a(n-2). A127262

Numbers k such that 2^m == 2 (mod m*(m+1)), where m = A019320(k). A297414

Numbers k such that A019320(k) is in A217465. A297415

Triangle T(n,k) of number of ways of arranging q nonattacking semi-queens on an n X n toroidal board, where 0 <= k <= n. A342372

Decimal part of n^1/11 starts with a 'nine digits' anagram. A34286

Number of arrays of 2n nondecreasing integers in -5..5 with sum zero and equal numbers greater than zero and less than zero. A203288

Number of different figures obtained by a putting two Young diagrams of partitions λ and μ, such that |λ| + |μ| = n on top of each other. A225751

Numbers of the form (24·x + 1)*2^y+6 with positive integers·and y. A231203

a(n) = A055993(n) - A034444(A056627(n)). A56630