2² × 3 × 7 × 2521

Prime Factor Structure

Factorization String 2^2 × 3 × 7 × 2521

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 564,928

Proper Divisor Sum 353,164

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #211747 ← → #211777

1 2 3 4 6 7 12 14 21 28 42 84 2,521 5,042 7,563 10,084 15,126 17,647 30,252 35,294 52,941 70,588 105,882 211,764

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

211,764 105,882 52,941 158,824 79,412 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 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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