3,518,515
5 × 7 × 11 × 13 × 19 × 37
Deficient
Odd
Composite
Starting at 3,518,515, the Collatz iteration reaches 1 after 128 steps. The first transition is 10555546; the starting value is odd with 64 positive divisors.
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Prime Factor Structure
Factorization String
5 × 7 × 11 × 13 × 19 × 37
Distinct Prime Factors
6
Square Status
No
Abundance Measure
Deficient
Analytical Properties
Total Divisors
64
Divisor Sum (σ)
6,128,640
Proper Divisor Sum
2,610,125
Digit Sum / Digital Root
28 (Root: 1)
Radix Representation
| Decimal | 3518515 |
| Binary | 1101011011000000110011 (22 bits) |
| Octal | 0o15330063 |
| Hexadecimal | 0x35B033 |
Divisor Catalog (5 of 64)
Collatz Trajectory (128 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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