λ
Sequence Observatory

2,983,999

631 × 4729
Deficient Odd Composite

Starting at 2,983,999, the Collatz iteration reaches 1 after 288 steps. The first transition is 8951998; the starting value is odd with 4 positive divisors.

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Prime Factor Structure

Factorization String 631 × 4729
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 2,989,360
Proper Divisor Sum 5,361
Digit Sum / Digital Root 49 (Root: 4)
Adjacent Primes #2983987 ← → #2984039

Radix Representation

Decimal 2983999
Binary 1011011000100000111111 (22 bits)
Octal 0o13304077
Hexadecimal 0x2D883F

Divisor Catalog (4)

Collatz Trajectory (288 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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