λ
Sequence Observatory

4,363,548

22 × 3 × 72 × 41 × 181
Abundant Even Composite

Starting at 4,363,548, the Collatz iteration reaches 1 after 286 steps. The first transition is 2181774; the starting value is even with 72 positive divisors.

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Prime Factor Structure

Factorization String 2^2 × 3 × 7^2 × 41 × 181
Distinct Prime Factors 5
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 72
Divisor Sum (σ) 12,199,824
Proper Divisor Sum 7,836,276
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #4363531 ← → #4363561

Radix Representation

Decimal 4363548
Binary 10000101001010100011100 (23 bits)
Octal 0o20512434
Hexadecimal 0x42951C

Divisor Catalog (5 of 72)

1 2 3 4 6

Collatz Trajectory (286 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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