328,581

3² × 11 × 3319

328,581 factors as 3^2 × 11 × 3319. Its 12 positive divisors give a proper-divisor sum of 189,339, so this integer is deficient. The Collatz stopping time is 215 steps.

Prime Factor Structure

Factorization String 3^2 × 11 × 3319

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 517,920

Proper Divisor Sum 189,339

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #328579 ← → #328589

Radix Representation

Decimal	328581
Binary	1010000001110000101 (19 bits)
Octal	0o1201605
Hexadecimal	0x50385

Divisor Catalog (12)

1 3 9 11 33 99 3,319 9,957 29,871 36,509 109,527 328,581

Collatz Trajectory (215 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

328,581 985,744 492,872 246,436 123,218 61,609 184,828 92,414 46,207 138,622 69,311 207,934 103,967 311,902 155,951 467,854 233,927 701,782 350,891 1,052,674 526,337 1,579,012 789,506 394,753 1,184,260 592,130 296,065 888,196 444,098 222,049 666,148 333,074 166,537 499,612 249,806 124,903 374,710 187,355 562,066 281,033 843,100 421,550 210,775 632,326 316,163 948,490 474,245 1,422,736 711,368 355,684 177,842 88,921 266,764 133,382 66,691 200,074 100,037 300,112 150,056 75,028

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