2 × 5 × 19 × 51421

Prime Factor Structure

Factorization String 2 × 5 × 19 × 51421

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 18,511,920

Proper Divisor Sum 8,741,930

Digit Sum / Digital Root 49 (Root: 4)

Adjacent Primes #9769979 ← → #9769993

1 2 5 10 19 38 95 190 51,421 102,842 257,105 514,210 976,999 1,953,998 4,884,995 9,769,990

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

9,769,990 4,884,995 14,654,986 7,327,493 21,982,480 10,991,240 5,495,620 2,747,810 1,373,905 4,121,716 2,060,858 1,030,429 3,091,288 1,545,644 772,822 386,411 1,159,234 579,617 1,738,852 869,426 434,713 1,304,140 652,070 326,035 978,106 489,053 1,467,160 733,580 366,790 183,395 550,186 275,093 825,280 412,640 206,320 103,160 51,580 25,790 12,895 38,686 19,343 58,030 29,015 87,046 43,523 130,570 65,285 195,856 97,928 48,964 24,482 12,241 36,724 18,362 9,181 27,544 13,772 6,886 3,443 10,330

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