409 × 1321

Prime Factor Structure

Factorization String 409 × 1321

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 542,020

Proper Divisor Sum 1,731

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #540283 ← → #540301

1 409 1,321 540,289

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

540,289 1,620,868 810,434 405,217 1,215,652 607,826 303,913 911,740 455,870 227,935 683,806 341,903 1,025,710 512,855 1,538,566 769,283 2,307,850 1,153,925 3,461,776 1,730,888 865,444 432,722 216,361 649,084 324,542 162,271 486,814 243,407 730,222 365,111 1,095,334 547,667 1,643,002 821,501 2,464,504 1,232,252 616,126 308,063 924,190 462,095 1,386,286 693,143 2,079,430 1,039,715 3,119,146 1,559,573 4,678,720 2,339,360 1,169,680 584,840 292,420 146,210 73,105 219,316 109,658 54,829 164,488 82,244 41,122 20,561

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