7 × 19 × 21481

Prime Factor Structure

Factorization String 7 × 19 × 21481

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 3,437,120

Proper Divisor Sum 580,147

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #2856967 ← → #2856977

1 7 19 133 21,481 150,367 408,139 2,856,973

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

2,856,973 8,570,920 4,285,460 2,142,730 1,071,365 3,214,096 1,607,048 803,524 401,762 200,881 602,644 301,322 150,661 451,984 225,992 112,996 56,498 28,249 84,748 42,374 21,187 63,562 31,781 95,344 47,672 23,836 11,918 5,959 17,878 8,939 26,818 13,409 40,228 20,114 10,057 30,172 15,086 7,543 22,630 11,315 33,946 16,973 50,920 25,460 12,730 6,365 19,096 9,548 4,774 2,387 7,162 3,581 10,744 5,372 2,686 1,343 4,030 2,015 6,046 3,023

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