Properties of the Number -115409

One Hundred Fifteen Thousand Four Hundred Nine

Basics

Value: -115410 → -115409 → -115408

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 7 × 16487

Divisors: 1, 7, 16487, 115409

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -11100001011010001

Octal: -341321

Duodecimal: -56955

Hexadecimal: -1c2d1

Square: 13319237281

Square Root: 339.719001529205

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 ∑_i>=1 μ(i)²*xⁱ/(1 - xⁱ) * ∏_j>=i 1/(1 - μ(j)²*x^j), where μ() is the Moebius function (A008683). A284829

The number of length 2n - 1 strings over the alphabet {0, 1} such that the first half of any initial odd length substring is a permutation of the second half. A297789