3 × 5 × 13 × 1553

Prime Factor Structure

Factorization String 3 × 5 × 13 × 1553

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 522,144

Proper Divisor Sum 219,309

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #302833 ← → #302837

1 3 5 13 15 39 65 195 1,553 4,659 7,765 20,189 23,295 60,567 100,945 302,835

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

302,835 908,506 454,253 1,362,760 681,380 340,690 170,345 511,036 255,518 127,759 383,278 191,639 574,918 287,459 862,378 431,189 1,293,568 646,784 323,392 161,696 80,848 40,424 20,212 10,106 5,053 15,160 7,580 3,790 1,895 5,686 2,843 8,530 4,265 12,796 6,398 3,199 9,598 4,799 14,398 7,199 21,598 10,799 32,398 16,199 48,598 24,299 72,898 36,449 109,348 54,674 27,337 82,012 41,006 20,503 61,510 30,755 92,266 46,133 138,400 69,200

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