λ
Sequence Observatory

35,121

3 × 23 × 509
Deficient Odd Composite

Starting at 35,121, the Collatz iteration reaches 1 after 142 steps. The first transition is 105364; the starting value is odd with 8 positive divisors.

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Prime Factor Structure

Factorization String 3 × 23 × 509
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 48,960
Proper Divisor Sum 13,839
Digit Sum / Digital Root 12 (Root: 3)
Adjacent Primes #35117 ← → #35129

Radix Representation

Decimal 35121
Binary 1000100100110001 (16 bits)
Octal 0o104461
Hexadecimal 0x8931

Divisor Catalog (5 of 8)

1 3 23 69 509

Collatz Trajectory (142 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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