λ
Sequence Observatory

4,287,448

23 × 11 × 83 × 587
Abundant Even Composite

Starting at 4,287,448, the Collatz iteration reaches 1 after 105 steps. The first transition is 2143724; the starting value is even with 32 positive divisors.

Link collection

External pages selected by the site administrator. These links are separate from the mathematical calculations below.

Download link list (JSON)

Prime Factor Structure

Factorization String 2^3 × 11 × 83 × 587
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 32
Divisor Sum (σ) 8,890,560
Proper Divisor Sum 4,603,112
Digit Sum / Digital Root 37 (Root: 1)
Adjacent Primes #4287431 ← → #4287457

Radix Representation

Decimal 4287448
Binary 10000010110101111011000 (23 bits)
Octal 0o20265730
Hexadecimal 0x416BD8

Divisor Catalog (5 of 32)

1 2 4 8 11

Collatz Trajectory (105 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.

More profiles

Browse other published profiles and their separate link collections.

← Previous Integer #4,287,447 Browse Full Index Next Integer #4,287,449 →