5 × 13 × 89 × 1321

Prime Factor Structure

Factorization String 5 × 13 × 89 × 1321

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 9,994,320

Proper Divisor Sum 2,352,335

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #7641983 ← → #7641989

1 5 13 65 89 445 1,157 1,321 5,785 6,605 17,173 85,865 117,569 587,845 1,528,397 7,641,985

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

7,641,985 22,925,956 11,462,978 5,731,489 17,194,468 8,597,234 4,298,617 12,895,852 6,447,926 3,223,963 9,671,890 4,835,945 14,507,836 7,253,918 3,626,959 10,880,878 5,440,439 16,321,318 8,160,659 24,481,978 12,240,989 36,722,968 18,361,484 9,180,742 4,590,371 13,771,114 6,885,557 20,656,672 10,328,336 5,164,168 2,582,084 1,291,042 645,521 1,936,564 968,282 484,141 1,452,424 726,212 363,106 181,553 544,660 272,330 136,165 408,496 204,248 102,124 51,062 25,531 76,594 38,297 114,892 57,446 28,723 86,170 43,085 129,256 64,628 32,314 16,157 48,472

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