11 × 13 × 37 × 53

Prime Factor Structure

Factorization String 11 × 13 × 37 × 53

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 344,736

Proper Divisor Sum 64,313

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #280411 ← → #280451

1 11 13 37 53 143 407 481 583 689 1,961 5,291 7,579 21,571 25,493 280,423

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

280,423 841,270 420,635 1,261,906 630,953 1,892,860 946,430 473,215 1,419,646 709,823 2,129,470 1,064,735 3,194,206 1,597,103 4,791,310 2,395,655 7,186,966 3,593,483 10,780,450 5,390,225 16,170,676 8,085,338 4,042,669 12,128,008 6,064,004 3,032,002 1,516,001 4,548,004 2,274,002 1,137,001 3,411,004 1,705,502 852,751 2,558,254 1,279,127 3,837,382 1,918,691 5,756,074 2,878,037 8,634,112 4,317,056 2,158,528 1,079,264 539,632 269,816 134,908 67,454 33,727 101,182 50,591 151,774 75,887 227,662 113,831 341,494 170,747 512,242 256,121 768,364 384,182

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