Properties of the Number -6169

One Hundred Sixty-Nine

Basics

Value: -6170 → -6169 → -6168

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 31 × 199

Divisors: 1, 31, 199, 6169

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1100000011001

Octal: -14031

Duodecimal: -36A1

Hexadecimal: -1819

Square: 38056561

Square Root: 78.54298186343577

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 the series reversion of -1 + ∏_k>=1 (1 + x^k²). A291645

a(n) = floor(n*φ¹¹), where φ is the golden ratio, A001622. A4926

Binomial transform of primes. A7443

Number T(n,k) of equivalence classes of ways of placing k 4 X 4 tiles in an n X n square under all symmetry operations of the square; irregular triangle T(n,k), n>=4, 0<=k<=floor(n/4)², read by rows. A236757

a(n) = number of steps to reach 0 when starting from k = (n³)-1 and repeatedly applying the map that replaces k with k - A055401(k), where A055401(k) = the number of positive cubes needed to sum to k using the greedy algorithm. A261228

Least nontrivial multiple of the n-th prime beginning with 6. A78290

Numbers n such that the decimal number concat(5,n) is a square. A273360

A(n,k) is the sum over all Motzkin paths of length n of products over all peaks p of (x_p+k·y_p)/y_p, where x_p and y_p are the coordinates of peak p; square array A(n,k), n>=0, k>=0, read by antidiagonals. A258306

Integers n that divide f(n), where f is the change-of-base function defined at A214969, using b = (golden ratio) and c=b². A214970

Numbers where A262520 takes a negative value; numbers n for which A155043(2n) > A155043(2n + 1). A262521