Properties of the Number -3786

Seven Hundred Eighty-Six

Basics

Value: -3787 → -3786 → -3785

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 631

Divisors: 1, 2, 3, 6, 631, 1262, 1893, 3786

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -111011001010

Octal: -7312

Duodecimal: -2236

Hexadecimal: -eca

Square: 14333796

Square Root: 61.53048025166064

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

Numerators of the convolutory inverse of the primes of the form 6m-1. A225130

a(n) = 2*(n² - n + 1). A51890

a(n) = T(n, n-3), T given by A026519. Also a(n) = number of integer strings s(0), ..., s(n), counted by T, such that s(n) = 3. A26523

a(n) = ∑_k=0..2n-3 T(n,k) * T(n,k+3), with T given by A026519. A27265

Sum of first n 3-almost primes. A86062

Numbers m such that A000041(m) is of the form 2⁶ * k for odd k. A278783

Number of 2 X 2 integer matrices with elements from {1,...,n} whose determinant is 2. A197168

Number of distinct subgroups of alternating group A_n, counting conjugates as distinct. A29725

Constant term of the reduction by x² -> x+1 of the polynomial p(n,x) defined at Comments. A192969

a(n) = ∑_i=0..n digsum₄(i)⁴, where digsum₄(i) = A053737(i). A231667