7 × 19 × 16381

Prime Factor Structure

Factorization String 7 × 19 × 16381

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 2,621,120

Proper Divisor Sum 442,447

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #2178653 ← → #2178677

1 7 19 133 16,381 114,667 311,239 2,178,673

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

2,178,673 6,536,020 3,268,010 1,634,005 4,902,016 2,451,008 1,225,504 612,752 306,376 153,188 76,594 38,297 114,892 57,446 28,723 86,170 43,085 129,256 64,628 32,314 16,157 48,472 24,236 12,118 6,059 18,178 9,089 27,268 13,634 6,817 20,452 10,226 5,113 15,340 7,670 3,835 11,506 5,753 17,260 8,630 4,315 12,946 6,473 19,420 9,710 4,855 14,566 7,283 21,850 10,925 32,776 16,388 8,194 4,097 12,292 6,146 3,073 9,220 4,610 2,305

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