λ
Sigma Notebook

9,869,979

3 × 7 × 17 × 27647
Deficient Odd Composite

9,869,979 is odd and not a perfect square. Its factorization is 3 × 7 × 17 × 27647 and its 16 divisors sum to 15,925,248.

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Prime Factor Structure

Factorization String 3 × 7 × 17 × 27647
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 15,925,248
Proper Divisor Sum 6,055,269
Digit Sum / Digital Root 57 (Root: 3)
Adjacent Primes #9869969 ← → #9869999

Radix Representation

Decimal 9869979
Binary 100101101001101010011011 (24 bits)
Octal 0o45515233
Hexadecimal 0x969A9B

Divisor Catalog (5 of 16)

1 3 7 17 21

Collatz Trajectory (194 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.

9,869,979 29,609,938 14,804,969 44,414,908 22,207,454

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