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Properties of the Number -226512

Two Hundred Twenty-Six Thousand Five Hundred Twelve

Basics

Value: -226513 → -226512 → -226511

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 4 × 3 2 × 11 2 × 13

Divisors: 1, 2, 3, 4, 6, 8, 9, 11, 12, 13

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110111010011010000

Octal: -672320

Duodecimal: -AB100

Hexadecimal: -374d0

Square: 51307686144

Square Root: 475.9327683612466

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

Triangle of Hankel transforms of certain binomial sums. A120257
a(n) = (2·n)!*(2·n+1)! / (n! * (n+1)!)2. A891
Triangle T(n,m) read by rows: T(n,m) = ∏i=0..5 binomial(n+i,m)/binomial(m+i,m). A142465
a(n) is the number of n-step walks on square lattice such that 0 <= y <= x at each step. A5558
Square array T(n,k) read by antidiagonals: number of tilings of an <n,k,n> hexagon. A103905
a(n) = binomial(n+7,7)*binomial(n+7,6)/(n+7). A134288
List of e-perfect numbers that are not e-unitary perfect. A322858
Triangle of central coefficients of generalized Pascal-Narayana triangles. A120258
Column 6 of triangle A123610. A123616
Number of undirected circular permutations i1,...,in-1 of 1,...,n-1 with i1-i2, ..., in-2-in-1, in-1-i1 pairwise distinct modulo n. A228762