λ
Sequence Observatory

1,850,769

34 × 73 × 313
Deficient Odd Composite

Starting at 1,850,769, the Collatz iteration reaches 1 after 202 steps. The first transition is 5552308; the starting value is odd with 20 positive divisors.

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Prime Factor Structure

Factorization String 3^4 × 73 × 313
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 20
Divisor Sum (σ) 2,811,556
Proper Divisor Sum 960,787
Digit Sum / Digital Root 36 (Root: 9)
Adjacent Primes #1850767 ← → #1850789

Radix Representation

Decimal 1850769
Binary 111000011110110010001 (21 bits)
Octal 0o7036621
Hexadecimal 0x1C3D91

Divisor Catalog (5 of 20)

1 3 9 27 73

Collatz Trajectory (202 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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