3 × 19 × 131 × 487

Prime Factor Structure

Factorization String 3 × 19 × 131 × 487

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 5,153,280

Proper Divisor Sum 1,516,851

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #3636427 ← → #3636439

1 3 19 57 131 393 487 1,461 2,489 7,467 9,253 27,759 63,797 191,391 1,212,143 3,636,429

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

3,636,429 10,909,288 5,454,644 2,727,322 1,363,661 4,090,984 2,045,492 1,022,746 511,373 1,534,120 767,060 383,530 191,765 575,296 287,648 143,824 71,912 35,956 17,978 8,989 26,968 13,484 6,742 3,371 10,114 5,057 15,172 7,586 3,793 11,380 5,690 2,845 8,536 4,268 2,134 1,067 3,202 1,601 4,804 2,402 1,201 3,604 1,802 901 2,704 1,352 676 338 169 508 254 127 382 191 574 287 862 431 1,294 647

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