3 × 5 × 19 × 13931

Prime Factor Structure

Factorization String 3 × 5 × 19 × 13931

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 6,687,360

Proper Divisor Sum 2,717,025

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #3970331 ← → #3970339

1 3 5 15 19 57 95 285 13,931 41,793 69,655 208,965 264,689 794,067 1,323,445 3,970,335

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

3,970,335 11,911,006 5,955,503 17,866,510 8,933,255 26,799,766 13,399,883 40,199,650 20,099,825 60,299,476 30,149,738 15,074,869 45,224,608 22,612,304 11,306,152 5,653,076 2,826,538 1,413,269 4,239,808 2,119,904 1,059,952 529,976 264,988 132,494 66,247 198,742 99,371 298,114 149,057 447,172 223,586 111,793 335,380 167,690 83,845 251,536 125,768 62,884 31,442 15,721 47,164 23,582 11,791 35,374 17,687 53,062 26,531 79,594 39,797 119,392 59,696 29,848 14,924 7,462 3,731 11,194 5,597 16,792 8,396 4,198

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