λ
Sequence Observatory

1,843,447

1843447
Deficient Odd Prime

Starting at 1,843,447, the Collatz iteration reaches 1 after 202 steps. The first transition is 5530342; the starting value is odd with 2 positive divisors.

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Prime Factor Structure

Factorization String 1843447
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 1,843,448
Proper Divisor Sum 1
Digit Sum / Digital Root 31 (Root: 4)
Adjacent Primes #1843433 ← → #1843487

Radix Representation

Decimal 1843447
Binary 111000010000011110111 (21 bits)
Octal 0o7020367
Hexadecimal 0x1C20F7

Divisor Catalog (2)

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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