7 × 23 × 19979

Prime Factor Structure

Factorization String 7 × 23 × 19979

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 3,836,160

Proper Divisor Sum 619,541

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #3216613 ← → #3216637

1 7 23 161 19,979 139,853 459,517 3,216,619

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

3,216,619 9,649,858 4,824,929 14,474,788 7,237,394 3,618,697 10,856,092 5,428,046 2,714,023 8,142,070 4,071,035 12,213,106 6,106,553 18,319,660 9,159,830 4,579,915 13,739,746 6,869,873 20,609,620 10,304,810 5,152,405 15,457,216 7,728,608 3,864,304 1,932,152 966,076 483,038 241,519 724,558 362,279 1,086,838 543,419 1,630,258 815,129 2,445,388 1,222,694 611,347 1,834,042 917,021 2,751,064 1,375,532 687,766 343,883 1,031,650 515,825 1,547,476 773,738 386,869 1,160,608 580,304 290,152 145,076 72,538 36,269 108,808 54,404 27,202 13,601 40,804 20,402

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