λ
Sequence Observatory

1,839,417

3 × 17 × 36067
Deficient Odd Composite

Starting at 1,839,417, the Collatz iteration reaches 1 after 140 steps. The first transition is 5518252; the starting value is odd with 8 positive divisors.

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Prime Factor Structure

Factorization String 3 × 17 × 36067
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 2,596,896
Proper Divisor Sum 757,479
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #1839413 ← → #1839427

Radix Representation

Decimal 1839417
Binary 111000001000100111001 (21 bits)
Octal 0o7010471
Hexadecimal 0x1C1139

Divisor Catalog (5 of 8)

Collatz Trajectory (140 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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