λ
Sequence Observatory

4,199,207

59 × 103 × 691
Deficient Odd Composite

Starting at 4,199,207, the Collatz iteration reaches 1 after 335 steps. The first transition is 12597622; the starting value is odd with 8 positive divisors.

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Prime Factor Structure

Factorization String 59 × 103 × 691
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 4,318,080
Proper Divisor Sum 118,873
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #4199201 ← → #4199213

Radix Representation

Decimal 4199207
Binary 10000000001001100100111 (23 bits)
Octal 0o20011447
Hexadecimal 0x401327

Divisor Catalog (5 of 8)

Collatz Trajectory (335 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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