λ
Sigma Notebook

1,986,026

2 × 7 × 127 × 1117
Deficient Even Composite

1,986,026 is even and not a perfect square. Its factorization is 2 × 7 × 127 × 1117 and its 16 divisors sum to 3,434,496.

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Prime Factor Structure

Factorization String 2 × 7 × 127 × 1117
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 3,434,496
Proper Divisor Sum 1,448,470
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #1986001 ← → #1986029

Radix Representation

Decimal 1986026
Binary 111100100110111101010 (21 bits)
Octal 0o7446752
Hexadecimal 0x1E4DEA

Divisor Catalog (5 of 16)

1 2 7 14 127

Collatz Trajectory (184 steps to reach 1)

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

Showing the first 5 trajectory entries; the stopping-time total above is unchanged.

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