λ
Sequence Observatory

2,829,470

2 × 5 × 7 × 83 × 487
Abundant Even Composite

Starting at 2,829,470, the Collatz iteration reaches 1 after 76 steps. The first transition is 1414735; the starting value is even with 32 positive divisors.

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Prime Factor Structure

Factorization String 2 × 5 × 7 × 83 × 487
Distinct Prime Factors 5
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 5,902,848
Proper Divisor Sum 3,073,378
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #2829467 ← → #2829473

Radix Representation

Decimal 2829470
Binary 1010110010110010011110 (22 bits)
Octal 0o12626236
Hexadecimal 0x2B2C9E

Divisor Catalog (5 of 32)

1 2 5 7 10

Collatz Trajectory (76 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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