7² × 411379

Prime Factor Structure

Factorization String 7^2 × 411379

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 23,448,660

Proper Divisor Sum 3,291,089

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #20157551 ← → #20157587

1 7 49 411,379 2,879,653 20,157,571

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

20,157,571 60,472,714 30,236,357 90,709,072 45,354,536 22,677,268 11,338,634 5,669,317 17,007,952 8,503,976 4,251,988 2,125,994 1,062,997 3,188,992 1,594,496 797,248 398,624 199,312 99,656 49,828 24,914 12,457 37,372 18,686 9,343 28,030 14,015 42,046 21,023 63,070 31,535 94,606 47,303 141,910 70,955 212,866 106,433 319,300 159,650 79,825 239,476 119,738 59,869 179,608 89,804 44,902 22,451 67,354 33,677 101,032 50,516 25,258 12,629 37,888 18,944 9,472 4,736 2,368 1,184 592

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