2 × 7 × 61 × 20759

Prime Factor Structure

Factorization String 2 × 7 × 61 × 20759

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 30,890,880

Proper Divisor Sum 13,162,694

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #17728181 ← → #17728189

1 2 7 14 61 122 427 854 20,759 41,518 145,313 290,626 1,266,299 2,532,598 8,864,093 17,728,186

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

17,728,186 8,864,093 26,592,280 13,296,140 6,648,070 3,324,035 9,972,106 4,986,053 14,958,160 7,479,080 3,739,540 1,869,770 934,885 2,804,656 1,402,328 701,164 350,582 175,291 525,874 262,937 788,812 394,406 197,203 591,610 295,805 887,416 443,708 221,854 110,927 332,782 166,391 499,174 249,587 748,762 374,381 1,123,144 561,572 280,786 140,393 421,180 210,590 105,295 315,886 157,943 473,830 236,915 710,746 355,373 1,066,120 533,060 266,530 133,265 399,796 199,898 99,949 299,848 149,924 74,962 37,481 112,444

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