λ
Sequence Observatory

3,921,062

2 × 1960531
Deficient Even Composite

Starting at 3,921,062, the Collatz iteration reaches 1 after 172 steps. The first transition is 1960531; the starting value is even with 4 positive divisors.

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Prime Factor Structure

Factorization String 2 × 1960531
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 5,881,596
Proper Divisor Sum 1,960,534
Digit Sum / Digital Root 23 (Root: 5)
Adjacent Primes #3921059 ← → #3921079

Radix Representation

Decimal 3921062
Binary 1110111101010010100110 (22 bits)
Octal 0o16752246
Hexadecimal 0x3BD4A6

Divisor Catalog (4)

1 2 1,960,531 3,921,062

Collatz Trajectory (172 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.

3,921,062 1,960,531 5,881,594 2,940,797 8,822,392

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