2,018,149
7 × 288307
Deficient
Odd
Composite
2,018,149 factors as 7 × 288307. Its 4 positive divisors give a proper-divisor sum of 288,315, so this integer is deficient. The Collatz stopping time is 60 steps.
Prime Factor Structure
Factorization String
7 × 288307
Distinct Prime Factors
2
Square Status
No
Abundance Measure
Deficient
Analytical Properties
Total Divisors
4
Divisor Sum (σ)
2,306,464
Proper Divisor Sum
288,315
Digit Sum / Digital Root
25 (Root: 7)
Radix Representation
| Decimal | 2018149 |
| Binary | 111101100101101100101 (21 bits) |
| Octal | 0o7545545 |
| Hexadecimal | 0x1ECB65 |
Divisor Catalog (4)
Collatz Trajectory (60 steps to reach 1)
Iterative sequence n → n/2 (if even) or 3n+1 (if odd):
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