5 × 29 × 61 × 191

Prime Factor Structure

Factorization String 5 × 29 × 61 × 191

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,142,720

Proper Divisor Sum 453,325

Digit Sum / Digital Root 41 (Root: 5)

Adjacent Primes #1689379 ← → #1689397

1 5 29 61 145 191 305 955 1,769 5,539 8,845 11,651 27,695 58,255 337,879 1,689,395

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

1,689,395 5,068,186 2,534,093 7,602,280 3,801,140 1,900,570 950,285 2,850,856 1,425,428 712,714 356,357 1,069,072 534,536 267,268 133,634 66,817 200,452 100,226 50,113 150,340 75,170 37,585 112,756 56,378 28,189 84,568 42,284 21,142 10,571 31,714 15,857 47,572 23,786 11,893 35,680 17,840 8,920 4,460 2,230 1,115 3,346 1,673 5,020 2,510 1,255 3,766 1,883 5,650 2,825 8,476 4,238 2,119 6,358 3,179 9,538 4,769 14,308 7,154 3,577 10,732

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