7 × 61 × 1499

Prime Factor Structure

Factorization String 7 × 61 × 1499

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 744,000

Proper Divisor Sum 103,927

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #640069 ← → #640099

1 7 61 427 1,499 10,493 91,439 640,073

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

640,073 1,920,220 960,110 480,055 1,440,166 720,083 2,160,250 1,080,125 3,240,376 1,620,188 810,094 405,047 1,215,142 607,571 1,822,714 911,357 2,734,072 1,367,036 683,518 341,759 1,025,278 512,639 1,537,918 768,959 2,306,878 1,153,439 3,460,318 1,730,159 5,190,478 2,595,239 7,785,718 3,892,859 11,678,578 5,839,289 17,517,868 8,758,934 4,379,467 13,138,402 6,569,201 19,707,604 9,853,802 4,926,901 14,780,704 7,390,352 3,695,176 1,847,588 923,794 461,897 1,385,692 692,846 346,423 1,039,270 519,635 1,558,906 779,453 2,338,360 1,169,180 584,590 292,295 876,886

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