2² × 5 × 13 × 419

Prime Factor Structure

Factorization String 2^2 × 5 × 13 × 419

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 246,960

Proper Divisor Sum 138,020

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #108929 ← → #108943

1 2 4 5 10 13 20 26 52 65 130 260 419 838 1,676 2,095 4,190 5,447 8,380 10,894 21,788 27,235 54,470 108,940

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

108,940 54,470 27,235 81,706 40,853 122,560 61,280 30,640 15,320 7,660 3,830 1,915 5,746 2,873 8,620 4,310 2,155 6,466 3,233 9,700 4,850 2,425 7,276 3,638 1,819 5,458 2,729 8,188 4,094 2,047 6,142 3,071 9,214 4,607 13,822 6,911 20,734 10,367 31,102 15,551 46,654 23,327 69,982 34,991 104,974 52,487 157,462 78,731 236,194 118,097 354,292 177,146 88,573 265,720 132,860 66,430 33,215 99,646 49,823 149,470

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