19 × 53 × 1571

Prime Factor Structure

Factorization String 19 × 53 × 1571

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 1,697,760

Proper Divisor Sum 115,763

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #1581949 ← → #1582001

1 19 53 1,007 1,571 29,849 83,263 1,581,997

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

1,581,997 4,745,992 2,372,996 1,186,498 593,249 1,779,748 889,874 444,937 1,334,812 667,406 333,703 1,001,110 500,555 1,501,666 750,833 2,252,500 1,126,250 563,125 1,689,376 844,688 422,344 211,172 105,586 52,793 158,380 79,190 39,595 118,786 59,393 178,180 89,090 44,545 133,636 66,818 33,409 100,228 50,114 25,057 75,172 37,586 18,793 56,380 28,190 14,095 42,286 21,143 63,430 31,715 95,146 47,573 142,720 71,360 35,680 17,840 8,920 4,460 2,230 1,115 3,346 1,673

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