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Sigma Notebook

7,591,921

719 × 10559
Deficient Odd Composite

7,591,921 is odd and not a perfect square. Its factorization is 719 × 10559 and its 4 divisors sum to 7,603,200.

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Prime Factor Structure

Factorization String 719 × 10559
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 7,603,200
Proper Divisor Sum 11,279
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #7591907 ← → #7591937

Radix Representation

Decimal 7591921
Binary 11100111101011111110001 (23 bits)
Octal 0o34753761
Hexadecimal 0x73D7F1

Divisor Catalog (4)

Collatz Trajectory (103 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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