λ
Ratio Atlas

1,998,547

431 × 4637
Deficient Odd Composite

Prime Factor Structure

Factorization String 431 × 4637
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 2,003,616
Proper Divisor Sum 5,069
Digit Sum / Digital Root 43 (Root: 7)
Adjacent Primes #1998541 ← → #1998559

Radix Representation

Decimal 1998547
Binary 111100111111011010011 (21 bits)
Octal 0o7477323
Hexadecimal 0x1E7ED3

Divisor Catalog (4)

Collatz Trajectory (140 steps to reach 1)

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

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