λ
Prime Ledger

9,995,978

2 × 4997989
Deficient Even Composite

9,995,978 has the prime decomposition 2 × 4997989. Its 2 distinct prime factors produce 4 positive divisors.

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Prime Factor Structure

Factorization String 2 × 4997989
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 14,993,970
Proper Divisor Sum 4,997,992
Digit Sum / Digital Root 56 (Root: 2)
Adjacent Primes #9995971 ← → #9995987

Radix Representation

Decimal 9995978
Binary 100110001000011011001010 (24 bits)
Octal 0o46103312
Hexadecimal 0x9886CA

Divisor Catalog (4)

1 2 4,997,989 9,995,978

Collatz Trajectory (163 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.

9,995,978 4,997,989 14,993,968 7,496,984 3,748,492

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