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Sigma Notebook

4,209,951

3 × 1087 × 1291
Deficient Odd Composite

4,209,951 is odd and not a perfect square. Its factorization is 3 × 1087 × 1291 and its 8 divisors sum to 5,622,784.

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Prime Factor Structure

Factorization String 3 × 1087 × 1291
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 5,622,784
Proper Divisor Sum 1,412,833
Digit Sum / Digital Root 30 (Root: 3)
Adjacent Primes #4209937 ← → #4209977

Radix Representation

Decimal 4209951
Binary 10000000011110100011111 (23 bits)
Octal 0o20036437
Hexadecimal 0x403D1F

Divisor Catalog (5 of 8)

Collatz Trajectory (105 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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