Properties of the Number -12171

Twelve Thousand One Hundred Seventy-One

Basics

Value: -12172 → -12171 → -12170

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 3 × 4057

Divisors: 1, 3, 4057, 12171

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -10111110001011

Octal: -27613

Duodecimal: -7063

Hexadecimal: -2f8b

Square: 148133241

Square Root: 110.32225523438143

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

Triangle read by rows: T(n,k) is the number of unlabeled simple graphs on n vertices with independence number k. A263341

Number of n-node simple graphs having clique number 2. A52450

Triangle read by rows formed from nonzero entries in table of number of graphs on n nodes with clique number k. A115196

Triangle read by rows: T(n,k) is the number of graphs with n vertices with vertex cover number k-1. A287024

a(n) = n³ + 4. A274077

Number of parts in all partitions of 2n into parts with multiplicity <= n. A364245

Number of noncrossing path sets on n nodes with isolated vertices allowed. A390910

Powers of fourth root of 6 rounded up. A18062

Starting with 1, smallest integer not yet in the sequence such that two neighboring digits of the sequence multiply to a prime. A182271

Numbers k such that k!6 + 4 is prime, where k!6 is the sextuple factorial number (A085158 ). A287914