Properties of the Number -242878

Two Hundred Forty-Two Thousand Eight Hundred Seventy-Eight

Basics

Value: -242879 → -242878 → -242877

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 × 121439

Divisors: 1, 2, 121439, 242878

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -111011010010111110

Octal: -732276

Duodecimal: -B867A

Hexadecimal: -3b4be

Square: 58989722884

Square Root: 492.82654149304904

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>=1 (1 - μ(j)²*x^j), where μ() is the Moebius function (A008683). A281572

Number of nontrivial divisors of n!. A337106