2³ × 3 × 5³ × 53 × 137

Prime Factor Structure

Factorization String 2^3 × 3 × 5^3 × 53 × 137

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 128

Divisor Sum (σ) 69,750,720

Proper Divisor Sum 47,967,720

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #21782963 ← → #21783011

1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 50 53 60 75 100 106 120 125 137 150 159 200 212 250 265 274 300 318 375 411 424 500 530 548 600 636 685 750 795 822 1,000 1,060 1,096 1,272 1,325 1,370 1,500 1,590 1,644 2,055 2,120 2,650 2,740 3,000 3,180

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

21,783,000 10,891,500 5,445,750 2,722,875 8,168,626 4,084,313 12,252,940 6,126,470 3,063,235 9,189,706 4,594,853 13,784,560 6,892,280 3,446,140 1,723,070 861,535 2,584,606 1,292,303 3,876,910 1,938,455 5,815,366 2,907,683 8,723,050 4,361,525 13,084,576 6,542,288 3,271,144 1,635,572 817,786 408,893 1,226,680 613,340 306,670 153,335 460,006 230,003 690,010 345,005 1,035,016 517,508 258,754 129,377 388,132 194,066 97,033 291,100 145,550 72,775 218,326 109,163 327,490 163,745 491,236 245,618 122,809 368,428 184,214 92,107 276,322 138,161

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