Properties of the Number -121501

One Hundred Twenty-One Thousand Five Hundred One

Basics

Value: -121502 → -121501 → -121500

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 121501

Divisors: 1, 121501

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11101101010011101

Octal: -355235

Duodecimal: -5A391

Hexadecimal: -1da9d

Square: 14762493001

Square Root: 348.5699355939924

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

E.g.f. satisfies: A(x) = cosh(x) + x·A(x)². A194958

Value of prime number D for incrementally largest values of minimal y satisfying the equation x² - D·y² = 3. A336796

a(n) = ∑_k=0..n binomial(n,k)⁷ * (1 - 7·k*(H(k) - H(n-k))), where H(n) is the n-th harmonic number. A371882

φ(n) is equal to the product of the dual prime-power components of n-1 (i.e., A008477(n-1)). A39783

a(n) = ∑_{k = 0..n} binomial(n, k)²*binomial(n+k, k)*A108625(n, n-k). A376462