Properties of the Number -181271

One Hundred Eighty-One Thousand Two Hundred Seventy-One

Basics

Value: -181272 → -181271 → -181270

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 17 × 10663

Divisors: 1, 17, 10663, 181271

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -101100010000010111

Octal: -542027

Duodecimal: -88A9B

Hexadecimal: -2c417

Square: 32859175441

Square Root: 425.7593216830373

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

a(n) = A000265(3*(a(n-1) + a(n-2))/2 + 1) starting at a(1)=1, a(2)=11. A124139

Number of sets of exactly n positive integers <= n+10 having a square element sum. A281973