2² × 5 × 29 × 643

Prime Factor Structure

Factorization String 2^2 × 5 × 29 × 643

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 811,440

Proper Divisor Sum 438,500

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #372917 ← → #372941

1 2 4 5 10 20 29 58 116 145 290 580 643 1,286 2,572 3,215 6,430 12,860 18,647 37,294 74,588 93,235 186,470 372,940

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

372,940 186,470 93,235 279,706 139,853 419,560 209,780 104,890 52,445 157,336 78,668 39,334 19,667 59,002 29,501 88,504 44,252 22,126 11,063 33,190 16,595 49,786 24,893 74,680 37,340 18,670 9,335 28,006 14,003 42,010 21,005 63,016 31,508 15,754 7,877 23,632 11,816 5,908 2,954 1,477 4,432 2,216 1,108 554 277 832 416 208 104 52 26 13 40 20 10 5 16 8 4 2

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