Properties of the Number -180495

One Hundred Eighty Thousand Four Hundred Ninety-Five

Basics

Value: -180496 → -180495 → -180494

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 5 × 7 × 191

Divisors: 1, 3, 5, 7, 9, 15, 21, 27, 35, 45

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7925 Try Today's Challenge

Representations

Binary: -101100000100001111

Octal: -540417

Duodecimal: -88553

Hexadecimal: -2c10f

Square: 32578445025

Square Root: 424.84703129479436

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

G.f.: (x+4·x³+x⁵)/((1-x)²*(1-x²)²*(1-x³)²). A83708

Numbers k such that k and k+1 are both S-abundant numbers (A181487). A364861

Numbers k such that each of k and k+1 is either a practical number (A005153) or an almost practical number (A174533). A387654

Odd solid numbers that are not odd primitive abundant numbers. A number k is solid if a subset of its sum-irreducible nontrivial divisors sums to k. Sum-irreducible divisors are defined in A392650. A392651