Properties of the Number -6171

One Hundred Seventy-One

Basics

Value: -6172 → -6171 → -6170

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 11 ² × 17

Divisors: 1, 3, 11, 17, 33, 51, 121, 187, 363, 561

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1100000011011

Octal: -14033

Duodecimal: -36A3

Hexadecimal: -181b

Square: 38081241

Square Root: 78.55571271397135

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 q^-2/5 * (r(q) - r(q¹¹))¹² in powers of q where r() is the Rogers-Ramanujan continued fraction. A285580

Multiples of 17 containing a 17 in their decimal representation. A121037

In the '3x+1' problem, these values for the starting value set new records for number of steps to reach 1. A6877

Numbers m such that there are precisely 3 groups of order m. A55561

Number of subsets of {1..n} whose cardinality is equal to the sum of some subset. A367216

Frequency of the hexadecimal 4 in the first 10ⁿ hexadecimal digits of π. A99337

T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with nondecreasing x(i,j)-x(i,j-1) in the i direction and nondecreasing min(x(i,j),x(i-1,j)) in the j direction. A250812

Positive integers n such that 2ⁿ == 2¹¹ (mod n). A15935

11 times triangular numbers. A152740

a(n) = n*(n+1)*(7·n+2)/6. A255211