λ
Modular Archive

201,638

2 × 41 × 2459
Deficient Even Composite

Prime Factor Structure

Factorization String 2 × 41 × 2459
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 309,960
Proper Divisor Sum 108,322
Digit Sum / Digital Root 20 (Root: 2)
Adjacent Primes #201629 ← → #201653

Radix Representation

Decimal 201638
Binary 110001001110100110 (18 bits)
Octal 0o611646
Hexadecimal 0x313A6

Divisor Catalog (8)

Collatz Trajectory (67 steps to reach 1)

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

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