λ
Sequence Observatory

4,319,880

23 × 3 × 5 × 35999
Abundant Even Composite

Starting at 4,319,880, the Collatz iteration reaches 1 after 118 steps. The first transition is 2159940; the starting value is even with 32 positive divisors.

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Prime Factor Structure

Factorization String 2^3 × 3 × 5 × 35999
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 12,960,000
Proper Divisor Sum 8,640,120
Digit Sum / Digital Root 33 (Root: 6)
Adjacent Primes #4319879 ← → #4319891

Radix Representation

Decimal 4319880
Binary 10000011110101010001000 (23 bits)
Octal 0o20365210
Hexadecimal 0x41EA88

Divisor Catalog (5 of 32)

1 2 3 4 5

Collatz Trajectory (118 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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