λ
Ratio Atlas

218,026

2 × 109013
Deficient Even Composite

218,026 factors as 2 × 109013. Its 4 positive divisors give a proper-divisor sum of 109,016, so this integer is deficient. The Collatz stopping time is 67 steps.

Prime Factor Structure

Factorization String 2 × 109013
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 327,042
Proper Divisor Sum 109,016
Digit Sum / Digital Root 19 (Root: 1)
Adjacent Primes #218021 ← → #218047

Radix Representation

Decimal 218026
Binary 110101001110101010 (18 bits)
Octal 0o651652
Hexadecimal 0x353AA

Divisor Catalog (4)

Collatz Trajectory (67 steps to reach 1)

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

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