Properties of the Number -128933

One Hundred Twenty-Eight Thousand Nine Hundred Thirty-Three

Basics

Value: -128934 → -128933 → -128932

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 7 × 113 × 163

Divisors: 1, 7, 113, 163, 791, 1141, 18419, 128933

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11111011110100101

Octal: -373645

Duodecimal: -62745

Hexadecimal: -1f7a5

Square: 16623718489

Square Root: 359.0724160945811

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) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = floor(n/2), s = (natural numbers >= 3), t = (Fibonacci numbers). A24315

Numbers n such that φ(n) = 3*φ(n+1). A256907

a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = (natural numbers >= 3), t = (F(2), F(3), F(4), ...). A24878