4,381,376
26 × 17 × 4027
Abundant
Even
Composite
Starting at 4,381,376, the Collatz iteration reaches 1 after 61 steps. The first transition is 2190688; the starting value is even with 28 positive divisors.
Prime Factor Structure
Factorization String
2^6 × 17 × 4027
Distinct Prime Factors
3
Square Status
No
Abundance Measure
Abundant
Analytical Properties
Total Divisors
28
Divisor Sum (σ)
9,208,008
Proper Divisor Sum
4,826,632
Digit Sum / Digital Root
32 (Root: 5)
Radix Representation
| Decimal | 4381376 |
| Binary | 10000101101101011000000 (23 bits) |
| Octal | 0o20555300 |
| Hexadecimal | 0x42DAC0 |
Divisor Catalog (28)
Collatz Trajectory (61 steps to reach 1)
Iterative sequence n → n/2 (if even) or 3n+1 (if odd):
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