257,645
5 × 2272
Deficient
Odd
Composite
257,645 factors as 5 × 227^2. Its 6 positive divisors give a proper-divisor sum of 52,897, so this integer is deficient. The Collatz stopping time is 49 steps.
Prime Factor Structure
Factorization String
5 × 227^2
Distinct Prime Factors
2
Square Status
No
Abundance Measure
Deficient
Analytical Properties
Total Divisors
6
Divisor Sum (σ)
310,542
Proper Divisor Sum
52,897
Digit Sum / Digital Root
29 (Root: 2)
Radix Representation
| Decimal | 257645 |
| Binary | 111110111001101101 (18 bits) |
| Octal | 0o767155 |
| Hexadecimal | 0x3EE6D |
Divisor Catalog (6)
Collatz Trajectory (49 steps to reach 1)
Iterative sequence n → n/2 (if even) or 3n+1 (if odd):
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