3 × 7121519

Prime Factor Structure

Factorization String 3 × 7121519

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 28,486,080

Proper Divisor Sum 7,121,523

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #21364547 ← → #21364591

1 3 7,121,519 21,364,557

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

21,364,557 64,093,672 32,046,836 16,023,418 8,011,709 24,035,128 12,017,564 6,008,782 3,004,391 9,013,174 4,506,587 13,519,762 6,759,881 20,279,644 10,139,822 5,069,911 15,209,734 7,604,867 22,814,602 11,407,301 34,221,904 17,110,952 8,555,476 4,277,738 2,138,869 6,416,608 3,208,304 1,604,152 802,076 401,038 200,519 601,558 300,779 902,338 451,169 1,353,508 676,754 338,377 1,015,132 507,566 253,783 761,350 380,675 1,142,026 571,013 1,713,040 856,520 428,260 214,130 107,065 321,196 160,598 80,299 240,898 120,449 361,348 180,674 90,337 271,012 135,506

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