4,240,985
5 × 7 × 121171
Deficient
Odd
Composite
Starting at 4,240,985, the Collatz iteration reaches 1 after 105 steps. The first transition is 12722956; the starting value is odd with 8 positive divisors.
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Prime Factor Structure
Factorization String
5 × 7 × 121171
Distinct Prime Factors
3
Square Status
No
Abundance Measure
Deficient
Analytical Properties
Total Divisors
8
Divisor Sum (σ)
5,816,256
Proper Divisor Sum
1,575,271
Digit Sum / Digital Root
32 (Root: 5)
Radix Representation
| Decimal | 4240985 |
| Binary | 10000001011011001011001 (23 bits) |
| Octal | 0o20133131 |
| Hexadecimal | 0x40B659 |
Divisor Catalog (5 of 8)
Collatz Trajectory (105 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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