Properties of the Number -128773

One Hundred Twenty-Eight Thousand Seven Hundred Seventy-Three

Basics

Value: -128774 → -128773 → -128772

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 131 × 983

Divisors: 1, 131, 983, 128773

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -11111011100000101

Octal: -373405

Duodecimal: -62631

Hexadecimal: -1f705

Square: 16582485529

Square Root: 358.8495506476217

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

Starting with a(0) = 1, smallest squarefree number k such that, for all a(m), m < n, k + a(m) is not squarefree. A77225

Starting with a(0) = 1, smallest number k > a(n-1) such that, for all a(m) with m < n, k + a(m) is not squarefree. A80793

Number of binary words of length n which have no 0^b 1 1 0^a 1 0 1 0^b - matches, where a=0, b=2. A234590

Brilliant star numbers: semiprimes of the form 6n² - 6n + 1 such that both prime factors have the same number of decimal digits. A83749