λ
Ratio Atlas

209,985

3 × 5 × 13999
Deficient Odd Composite

Prime Factor Structure

Factorization String 3 × 5 × 13999
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 336,000
Proper Divisor Sum 126,015
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #209983 ← → #209987

Radix Representation

Decimal 209985
Binary 110011010001000001 (18 bits)
Octal 0o632101
Hexadecimal 0x33441

Divisor Catalog (8)

Collatz Trajectory (142 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

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