Properties of the Number -109221

One Hundred Nine Thousand Two Hundred Twenty-One

Basics

Value: -109222 → -109221 → -109220

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 7 ² × 743

Divisors: 1, 3, 7, 21, 49, 147, 743, 2229, 5201, 15603

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8109 Try Today's Challenge

Representations

Binary: -11010101010100101

Octal: -325245

Duodecimal: -53259

Hexadecimal: -1aaa5

Square: 11929226841

Square Root: 330.48600575516053

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

Expansion of 1/((1-x)(1-2x)(1-11x)(1-12x)). A21334

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, -1), (-1, 0, 1), (0, -1, 1), (1, 1, -1), (1, 1, 1)}. A149640

Number of nondecreasing -n..n vectors of length 5 whose dot product with some nondecreasing -n..n vector equals 5. A226413

a(n) is the least positive k such that A000041(n) divides A000041(n+k), or 0 if no such k exists. A346696