680,008
23 × 7 × 12143
Abundant
Even
Composite
Starting at 680,008, the Collatz iteration reaches 1 after 229 steps. The first transition is 340004; the starting value is even with 16 positive divisors.
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Prime Factor Structure
Factorization String
2^3 × 7 × 12143
Distinct Prime Factors
3
Square Status
No
Abundance Measure
Abundant
Analytical Properties
Total Divisors
16
Divisor Sum (σ)
1,457,280
Proper Divisor Sum
777,272
Digit Sum / Digital Root
22 (Root: 4)
Radix Representation
| Decimal | 680008 |
| Binary | 10100110000001001000 (20 bits) |
| Octal | 0o2460110 |
| Hexadecimal | 0xA6048 |
Divisor Catalog (5 of 16)
Collatz Trajectory (229 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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