4,381,186
2 × 2190593
Deficient
Even
Composite
Starting at 4,381,186, the Collatz iteration reaches 1 after 198 steps. The first transition is 2190593; the starting value is even with 4 positive divisors.
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Prime Factor Structure
Factorization String
2 × 2190593
Distinct Prime Factors
2
Square Status
No
Abundance Measure
Deficient
Analytical Properties
Total Divisors
4
Divisor Sum (σ)
6,571,782
Proper Divisor Sum
2,190,596
Digit Sum / Digital Root
31 (Root: 4)
Radix Representation
| Decimal | 4381186 |
| Binary | 10000101101101000000010 (23 bits) |
| Octal | 0o20555002 |
| Hexadecimal | 0x42DA02 |
Divisor Catalog (4)
Collatz Trajectory (198 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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