λ
Sequence Observatory

3,852,290

2 × 5 × 13 × 29633
Deficient Even Composite

Starting at 3,852,290, the Collatz iteration reaches 1 after 123 steps. The first transition is 1926145; the starting value is even with 16 positive divisors.

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Prime Factor Structure

Factorization String 2 × 5 × 13 × 29633
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 7,467,768
Proper Divisor Sum 3,615,478
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #3852271 ← → #3852301

Radix Representation

Decimal 3852290
Binary 1110101100100000000010 (22 bits)
Octal 0o16544002
Hexadecimal 0x3AC802

Divisor Catalog (5 of 16)

1 2 5 10 13

Collatz Trajectory (123 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.

3,852,290 1,926,145 5,778,436 2,889,218 1,444,609

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