3 × 191 × 1259

Prime Factor Structure

Factorization String 3 × 191 × 1259

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 967,680

Proper Divisor Sum 246,273

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #721397 ← → #721439

1 3 191 573 1,259 3,777 240,469 721,407

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

721,407 2,164,222 1,082,111 3,246,334 1,623,167 4,869,502 2,434,751 7,304,254 3,652,127 10,956,382 5,478,191 16,434,574 8,217,287 24,651,862 12,325,931 36,977,794 18,488,897 55,466,692 27,733,346 13,866,673 41,600,020 20,800,010 10,400,005 31,200,016 15,600,008 7,800,004 3,900,002 1,950,001 5,850,004 2,925,002 1,462,501 4,387,504 2,193,752 1,096,876 548,438 274,219 822,658 411,329 1,233,988 616,994 308,497 925,492 462,746 231,373 694,120 347,060 173,530 86,765 260,296 130,148 65,074 32,537 97,612 48,806 24,403 73,210 36,605 109,816 54,908 27,454

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.