13 × 17² × 563

Prime Factor Structure

Factorization String 13 × 17^2 × 563

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 2,424,072

Proper Divisor Sum 308,881

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #2115187 ← → #2115193

1 13 17 221 289 563 3,757 7,319 9,571 124,423 162,707 2,115,191

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

2,115,191 6,345,574 3,172,787 9,518,362 4,759,181 14,277,544 7,138,772 3,569,386 1,784,693 5,354,080 2,677,040 1,338,520 669,260 334,630 167,315 501,946 250,973 752,920 376,460 188,230 94,115 282,346 141,173 423,520 211,760 105,880 52,940 26,470 13,235 39,706 19,853 59,560 29,780 14,890 7,445 22,336 11,168 5,584 2,792 1,396 698 349 1,048 524 262 131 394 197 592 296 148 74 37 112 56 28 14 7 22 11

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