λ
Sigma Notebook

9,415,641

3 × 3138547
Deficient Odd Composite

9,415,641 is odd and not a perfect square. Its factorization is 3 × 3138547 and its 4 divisors sum to 12,554,192.

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Prime Factor Structure

Factorization String 3 × 3138547
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 12,554,192
Proper Divisor Sum 3,138,551
Digit Sum / Digital Root 30 (Root: 3)
Adjacent Primes #9415597 ← → #9415673

Radix Representation

Decimal 9415641
Binary 100011111010101111011001 (24 bits)
Octal 0o43725731
Hexadecimal 0x8FABD9

Divisor Catalog (4)

1 3 3,138,547 9,415,641

Collatz Trajectory (101 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.

9,415,641 28,246,924 14,123,462 7,061,731 21,185,194

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