λ
Sequence Observatory

8,006,991

3 × 193 × 13829
Deficient Odd Composite

Starting at 8,006,991, the Collatz iteration reaches 1 after 98 steps. The first transition is 24020974; the starting value is odd with 8 positive divisors.

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Prime Factor Structure

Factorization String 3 × 193 × 13829
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 10,732,080
Proper Divisor Sum 2,725,089
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #8006989 ← → #8007001

Radix Representation

Decimal 8006991
Binary 11110100010110101001111 (23 bits)
Octal 0o36426517
Hexadecimal 0x7A2D4F

Divisor Catalog (5 of 8)

Collatz Trajectory (98 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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