Properties of the Number -105030

One Hundred Five Thousand Thirty

Basics

Value: -105031 → -105030 → -105029

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ³ × 5 × 389

Divisors: 1, 2, 3, 5, 6, 9, 10, 15, 18, 27

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

9108 Try Today's Challenge

Representations

Binary: -11001101001000110

Octal: -315106

Duodecimal: -50946

Hexadecimal: -19a46

Square: 11031300900

Square Root: 324.08332261935357

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

Numbers n divisible by exactly three nontrivial permutations (rearrangements) of the digits of n. A90058

a(n) = 22·a(n-1) - 3·a(n-2) + 18·a(n-3) - 11·a(n-4). Deviates from A007699 at the 1403rd term. A7698

Pisot sequence E(10,219): a(n) = nearest integer to a(n-1)² / a(n-2), starting 10, 219, ... Deviates from A007698 at 1403rd term. A7699

a(n) = 144n² + 2n. A158132

Numbers k such that k and k² use only the digits 0, 1, 3, 5 and 9. A136846