Properties of the Number -4246

Two Hundred Forty-Six

Basics

Value: -4247 → -4246 → -4245

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 × 11 × 193

Divisors: 1, 2, 11, 22, 193, 386, 2123, 4246

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1000010010110

Octal: -10226

Duodecimal: -255A

Hexadecimal: -1096

Square: 18028516

Square Root: 65.16133823057964

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

∑_i=0..n ∑_j=0..i a(j) * a(i-j) = (-3)ⁿ. A85455

Alternating sum of heptagonal pyramidal numbers. A269428

a(n) = 2*(3ⁿ) - 2ⁿ. A27649

Numbers n such that Bernoulli number B_n has denominator 138. A271635

Array read by antidiagonals: poly-Bernoulli numbers B(-k,n). A99594

a(n) = T(n,n-1), where T is array defined in A025564. A25565

Matrix defined by a(n,k) = 3ⁿ*Fibonacci(k) - 2ⁿ*Fibonacci(k-2), read by antidiagonals. A90888

T(n,k)=Number of nXk 0..1 arrays with every element equal to 1, 2, 4 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. A302528

Number of subsets of {1..n} containing n such that it is possible to choose a different binary index of each element. A370639

Positive numbers whose product of digits is 12 times their sum. A62045