3 × 11² × 13² × 313

Prime Factor Structure

Factorization String 3 × 11^2 × 13^2 × 313

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 30,569,784

Proper Divisor Sum 11,368,173

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #19201603 ← → #19201621

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

19,201,611 57,604,834 28,802,417 86,407,252 43,203,626 21,601,813 64,805,440 32,402,720 16,201,360 8,100,680 4,050,340 2,025,170 1,012,585 3,037,756 1,518,878 759,439 2,278,318 1,139,159 3,417,478 1,708,739 5,126,218 2,563,109 7,689,328 3,844,664 1,922,332 961,166 480,583 1,441,750 720,875 2,162,626 1,081,313 3,243,940 1,621,970 810,985 2,432,956 1,216,478 608,239 1,824,718 912,359 2,737,078 1,368,539 4,105,618 2,052,809 6,158,428 3,079,214 1,539,607 4,618,822 2,309,411 6,928,234 3,464,117 10,392,352 5,196,176 2,598,088 1,299,044 649,522 324,761 974,284 487,142 243,571 730,714

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