261,380
22 × 5 × 7 × 1867
Abundant
Even
Composite
261,380 has the prime decomposition 2^2 × 5 × 7 × 1867. Its 4 distinct prime factors produce 24 positive divisors.
Prime Factor Structure
Factorization String
2^2 × 5 × 7 × 1867
Distinct Prime Factors
4
Square Status
No
Abundance Measure
Abundant
Analytical Properties
Total Divisors
24
Divisor Sum (σ)
627,648
Proper Divisor Sum
366,268
Digit Sum / Digital Root
20 (Root: 2)
Radix Representation
| Decimal | 261380 |
| Binary | 111111110100000100 (18 bits) |
| Octal | 0o776404 |
| Hexadecimal | 0x3FD04 |
Divisor Catalog (24)
Collatz Trajectory (70 steps to reach 1)
Iterative sequence n → n/2 (if even) or 3n+1 (if odd):
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