647,762
2 × 163 × 1987
Deficient
Even
Composite
Starting at 647,762, the Collatz iteration reaches 1 after 154 steps. The first transition is 323881; the starting value is even with 8 positive divisors.
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Prime Factor Structure
Factorization String
2 × 163 × 1987
Distinct Prime Factors
3
Square Status
No
Abundance Measure
Deficient
Analytical Properties
Total Divisors
8
Divisor Sum (σ)
978,096
Proper Divisor Sum
330,334
Digit Sum / Digital Root
32 (Root: 5)
Radix Representation
| Decimal | 647762 |
| Binary | 10011110001001010010 (20 bits) |
| Octal | 0o2361122 |
| Hexadecimal | 0x9E252 |
Divisor Catalog (5 of 8)
Collatz Trajectory (154 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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