λ
Ratio Atlas

12,136,142

2 × 1303 × 4657
Deficient Even Composite

12,136,142 factors as 2 × 1303 × 4657. Its 8 positive divisors give a proper-divisor sum of 6,085,954, so this integer is deficient. The Collatz stopping time is 135 steps.

Prime Factor Structure

Factorization String 2 × 1303 × 4657
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 18,222,096
Proper Divisor Sum 6,085,954
Digit Sum / Digital Root 20 (Root: 2)
Adjacent Primes #12136141 ← → #12136151

Radix Representation

Decimal 12136142
Binary 101110010010111011001110 (24 bits)
Octal 0o56227316
Hexadecimal 0xB92ECE

Divisor Catalog (8)

Collatz Trajectory (135 steps to reach 1)

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

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