Properties of the Number -13406

Thirteen Thousand Four Hundred Six

Basics

Value: -13407 → -13406 → -13405

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 × 6703

Divisors: 1, 2, 6703, 13406

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

5184 Try Today's Challenge

Representations

Binary: -11010001011110

Octal: -32136

Duodecimal: -7912

Hexadecimal: -345e

Square: 179720836

Square Root: 115.78428218026832

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

Number of binary words of length n with all distinct runs. A351016

Number of partitions of n containing a clique of size 3. A183560

Maximum number of ways in which a set of integer-sided squares can tile an n X 4 rectangle. A362145

Numerators of continued fraction convergents to sqrt(183). A41338

a(1)=1, a(n+1) = a(n) + spf(∑_i=1..n a(i)), where spf=A020639 (smallest prime factor). A80180

G.f.: ∑_n>=0 ((1+x)ⁿ⁺¹ - 1)ⁿ. A321089

Squarefree semiprimes (products of two distinct primes) between sphenic numbers (products of three distinct primes). A362507

a(n) = ∑_j=1..n ∑_k=1..n φ(n·j*k) / φ(n·k). A372669