Properties of the Number -121396

One Hundred Twenty-One Thousand Three Hundred Ninety-Six

Basics

Value: -121397 → -121396 → -121395

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 11 × 31 × 89

Divisors: 1, 2, 4, 11, 22, 31, 44, 62, 89, 124

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11101101000110100

Octal: -355064

Duodecimal: -5A304

Hexadecimal: -1da34

Square: 14736988816

Square Root: 348.4192876406242

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) = Fibonacci(n) + 3. A157726

Number of lower triangular n X n arrays colored with integers 0 upwards introduced in row major order, with no element equal to any horizontal, vertical or antidiagonal neighbor, and containing the value n(n+1)/2-2. A211924

Fibonacci(4n+2)+3, or Fibonacci(2n-1)*Lucas(2n+3). A81073

a(n) = a(n-1) + Fibonacci(n), a(1)=5. A169622

Smallest nonsquarefree integer > the n-th term of the Fibonacci sequence. A114555

Number of compositions of n such that the maximal cardinality of C is 1, where C is a subset of the set of parts such that all elements in C appear in weakly increasing order within the composition. A387371