λ
Sequence Observatory

1,856,110

2 × 5 × 19 × 9769
Deficient Even Composite

Starting at 1,856,110, the Collatz iteration reaches 1 after 83 steps. The first transition is 928055; the starting value is even with 16 positive divisors.

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Prime Factor Structure

Factorization String 2 × 5 × 19 × 9769
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 3,517,200
Proper Divisor Sum 1,661,090
Digit Sum / Digital Root 22 (Root: 4)
Adjacent Primes #1856089 ← → #1856119

Radix Representation

Decimal 1856110
Binary 111000101001001101110 (21 bits)
Octal 0o7051156
Hexadecimal 0x1C526E

Divisor Catalog (5 of 16)

1 2 5 10 19

Collatz Trajectory (83 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.

1,856,110 928,055 2,784,166 1,392,083 4,176,250

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