λ
Sequence Observatory

4,581,897

3 × 1527299
Deficient Odd Composite

Starting at 4,581,897, the Collatz iteration reaches 1 after 224 steps. The first transition is 13745692; the starting value is odd with 4 positive divisors.

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Prime Factor Structure

Factorization String 3 × 1527299
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 6,109,200
Proper Divisor Sum 1,527,303
Digit Sum / Digital Root 42 (Root: 6)
Adjacent Primes #4581859 ← → #4581911

Radix Representation

Decimal 4581897
Binary 10001011110101000001001 (23 bits)
Octal 0o21365011
Hexadecimal 0x45EA09

Divisor Catalog (4)

Collatz Trajectory (224 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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