λ
Sequence Observatory

8,548,025

52 × 17 × 20113
Deficient Odd Composite

Starting at 8,548,025, the Collatz iteration reaches 1 after 287 steps. The first transition is 25644076; the starting value is odd with 12 positive divisors.

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Prime Factor Structure

Factorization String 5^2 × 17 × 20113
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 12
Divisor Sum (σ) 11,223,612
Proper Divisor Sum 2,675,587
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #8548009 ← → #8548039

Radix Representation

Decimal 8548025
Binary 100000100110111010111001 (24 bits)
Octal 0o40467271
Hexadecimal 0x826EB9

Divisor Catalog (5 of 12)

1 5 17 25 85

Collatz Trajectory (287 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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