Properties of the Number -202741

Two Hundred Two Thousand Seven Hundred Forty-One

Basics

Value: -202742 → -202741 → -202740

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 7 × 11 × 2633

Divisors: 1, 7, 11, 77, 2633, 18431, 28963, 202741

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110001011111110101

Octal: -613765

Duodecimal: -993B1

Hexadecimal: -317f5

Square: 41103913081

Square Root: 450.2676981529988

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

E.g.f. 1/(2-cosh(x)) (even coefficients). A94088

Triangle read by rows, T(n, k) = A094088(n) * binomial(n, k). A362586

Number of m-shape ordered set partitions, square array read by ascending antidiagonals, A(m, n) for m, n >= 0. A260883

Triangle read by rows. The coefficients in ascending order of xⁱ of the polynomials p{0}(x) = 1 and p{n}(x) = ∑_{k=0..n-1; k even} binomial(n, k) * p{k}(0)*(1 - n%2 + x^{n - k}). A214407

a(n) is the number of chains from {} to a top element in the poset of even sized subsets of {1,2,...,n} ordered by inclusion. A336012

E.g.f.: (exp(-x) - exp(x) - 2)/(exp(-x) + exp(x) - 4). A375381