5 × 43 × 421

Prime Factor Structure

Factorization String 5 × 43 × 421

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 111,408

Proper Divisor Sum 20,893

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #90511 ← → #90523

1 5 43 215 421 2,105 18,103 90,515

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

90,515 271,546 135,773 407,320 203,660 101,830 50,915 152,746 76,373 229,120 114,560 57,280 28,640 14,320 7,160 3,580 1,790 895 2,686 1,343 4,030 2,015 6,046 3,023 9,070 4,535 13,606 6,803 20,410 10,205 30,616 15,308 7,654 3,827 11,482 5,741 17,224 8,612 4,306 2,153 6,460 3,230 1,615 4,846 2,423 7,270 3,635 10,906 5,453 16,360 8,180 4,090 2,045 6,136 3,068 1,534 767 2,302 1,151 3,454

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