λ
Sequence Observatory

5,144,804

22 × 72 × 26249
Abundant Even Composite

Starting at 5,144,804, the Collatz iteration reaches 1 after 100 steps. The first transition is 2572402; the starting value is even with 18 positive divisors.

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Prime Factor Structure

Factorization String 2^2 × 7^2 × 26249
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 18
Divisor Sum (σ) 10,473,750
Proper Divisor Sum 5,328,946
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #5144759 ← → #5144809

Radix Representation

Decimal 5144804
Binary 10011101000000011100100 (23 bits)
Octal 0o23500344
Hexadecimal 0x4E80E4

Divisor Catalog (5 of 18)

1 2 4 7 14

Collatz Trajectory (100 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.

5,144,804 2,572,402 1,286,201 3,858,604 1,929,302

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