Properties of the Number -76617

Seventy-Six Thousand Six Hundred Seventeen

Basics

Value: -76618 → -76617 → -76616

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 8513

Divisors: 1, 3, 9, 8513, 25539, 76617

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10010101101001001

Octal: -225511

Duodecimal: -38409

Hexadecimal: -12b49

Square: 5870164689

Square Root: 276.7977601065442

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. A(x) satisfies: ∑_k=0..n (A(x)ⁿ)_k/k! = [exp(n)] (integer floor of eⁿ) for all n>=0, where (A(x)ⁿ)_k/k! is the coefficient of x^k in A(x)ⁿ. A100065

a(n) is the number of 5 element sets of distinct integer-sided trapezoids whose base angles are 60 degrees that fill an equilateral triangular grid of side n units without partitioning a triangle into 3 element sets of trapezoids. A391452