1,253,960
23 × 5 × 23 × 29 × 47
Abundant
Even
Composite
Starting at 1,253,960, the Collatz iteration reaches 1 after 155 steps. The first transition is 626980; the starting value is even with 64 positive divisors.
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Prime Factor Structure
Factorization String
2^3 × 5 × 23 × 29 × 47
Distinct Prime Factors
5
Square Status
No
Abundance Measure
Abundant
Analytical Properties
Total Divisors
64
Divisor Sum (σ)
3,110,400
Proper Divisor Sum
1,856,440
Digit Sum / Digital Root
26 (Root: 8)
Radix Representation
| Decimal | 1253960 |
| Binary | 100110010001001001000 (21 bits) |
| Octal | 0o4621110 |
| Hexadecimal | 0x132248 |
Divisor Catalog (5 of 64)
Collatz Trajectory (155 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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