λ
Sequence Observatory

2,473,676

22 × 31 × 19949
Deficient Even Composite

Starting at 2,473,676, the Collatz iteration reaches 1 after 130 steps. The first transition is 1236838; the starting value is even with 12 positive divisors.

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Prime Factor Structure

Factorization String 2^2 × 31 × 19949
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 4,468,800
Proper Divisor Sum 1,995,124
Digit Sum / Digital Root 35 (Root: 8)
Adjacent Primes #2473663 ← → #2473697

Radix Representation

Decimal 2473676
Binary 1001011011111011001100 (22 bits)
Octal 0o11337314
Hexadecimal 0x25BECC

Divisor Catalog (5 of 12)

1 2 4 31 62

Collatz Trajectory (130 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.

2,473,676 1,236,838 618,419 1,855,258 927,629

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