3² × 13 × 2203

Prime Factor Structure

Factorization String 3^2 × 13 × 2203

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 401,128

Proper Divisor Sum 143,377

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #257731 ← → #257783

1 3 9 13 39 117 2,203 6,609 19,827 28,639 85,917 257,751

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

257,751 773,254 386,627 1,159,882 579,941 1,739,824 869,912 434,956 217,478 108,739 326,218 163,109 489,328 244,664 122,332 61,166 30,583 91,750 45,875 137,626 68,813 206,440 103,220 51,610 25,805 77,416 38,708 19,354 9,677 29,032 14,516 7,258 3,629 10,888 5,444 2,722 1,361 4,084 2,042 1,021 3,064 1,532 766 383 1,150 575 1,726 863 2,590 1,295 3,886 1,943 5,830 2,915 8,746 4,373 13,120 6,560 3,280 1,640

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