13 × 19 × 137 × 1091

Prime Factor Structure

Factorization String 13 × 19 × 137 × 1091

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 42,194,880

Proper Divisor Sum 5,276,531

Digit Sum / Digital Root 43 (Root: 7)

Adjacent Primes #36918331 ← → #36918353

1 13 19 137 247 1,091 1,781 2,603 14,183 20,729 33,839 149,467 269,477 1,943,071 2,839,873 36,918,349

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

36,918,349 110,755,048 55,377,524 27,688,762 13,844,381 41,533,144 20,766,572 10,383,286 5,191,643 15,574,930 7,787,465 23,362,396 11,681,198 5,840,599 17,521,798 8,760,899 26,282,698 13,141,349 39,424,048 19,712,024 9,856,012 4,928,006 2,464,003 7,392,010 3,696,005 11,088,016 5,544,008 2,772,004 1,386,002 693,001 2,079,004 1,039,502 519,751 1,559,254 779,627 2,338,882 1,169,441 3,508,324 1,754,162 877,081 2,631,244 1,315,622 657,811 1,973,434 986,717 2,960,152 1,480,076 740,038 370,019 1,110,058 555,029 1,665,088 832,544 416,272 208,136 104,068 52,034 26,017 78,052 39,026

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