2,216,487
3 × 7 × 13 × 23 × 353
Deficient
Odd
Composite
Starting at 2,216,487, the Collatz iteration reaches 1 after 254 steps. The first transition is 6649462; the starting value is odd with 32 positive divisors.
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Prime Factor Structure
Factorization String
3 × 7 × 13 × 23 × 353
Distinct Prime Factors
5
Square Status
No
Abundance Measure
Deficient
Analytical Properties
Total Divisors
32
Divisor Sum (σ)
3,806,208
Proper Divisor Sum
1,589,721
Digit Sum / Digital Root
30 (Root: 3)
Radix Representation
| Decimal | 2216487 |
| Binary | 1000011101001000100111 (22 bits) |
| Octal | 0o10351047 |
| Hexadecimal | 0x21D227 |
Divisor Catalog (5 of 32)
Collatz Trajectory (254 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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