Properties of the Number -86320

Eighty-Six Thousand Three Hundred Twenty

Basics

Value: -86321 → -86320 → -86319

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ⁴ × 5 × 13 × 83

Divisors: 1, 2, 4, 5, 8, 10, 13, 16, 20, 26

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: Yes

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10101000100110000

Octal: -250460

Duodecimal: -41B54

Hexadecimal: -15130

Square: 7451142400

Square Root: 293.80265485526166

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

Number of length 3+2 0..n arrays with some pair in every consecutive three terms totalling exactly n. A245872

Refactorable triangular numbers. A272524

Triangular numbers which are 7-almost primes. A76581

Triangular numbers n with digits d₁, d₂, ..., d_k such that d₁*(d₁+1)/2 + ... + d_k*(d_k+1)/2 is a triangular number. A254957