λ
Sequence Observatory

1,204,727

67 × 17981
Deficient Odd Composite

Starting at 1,204,727, the Collatz iteration reaches 1 after 142 steps. The first transition is 3614182; the starting value is odd with 4 positive divisors.

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Prime Factor Structure

Factorization String 67 × 17981
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 1,222,776
Proper Divisor Sum 18,049
Digit Sum / Digital Root 23 (Root: 5)
Adjacent Primes #1204711 ← → #1204729

Radix Representation

Decimal 1204727
Binary 100100110000111110111 (21 bits)
Octal 0o4460767
Hexadecimal 0x1261F7

Divisor Catalog (4)

Collatz Trajectory (142 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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