1721 × 4021

Prime Factor Structure

Factorization String 1721 × 4021

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 6,925,884

Proper Divisor Sum 5,743

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #6920131 ← → #6920149

1 1,721 4,021 6,920,141

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

6,920,141 20,760,424 10,380,212 5,190,106 2,595,053 7,785,160 3,892,580 1,946,290 973,145 2,919,436 1,459,718 729,859 2,189,578 1,094,789 3,284,368 1,642,184 821,092 410,546 205,273 615,820 307,910 153,955 461,866 230,933 692,800 346,400 173,200 86,600 43,300 21,650 10,825 32,476 16,238 8,119 24,358 12,179 36,538 18,269 54,808 27,404 13,702 6,851 20,554 10,277 30,832 15,416 7,708 3,854 1,927 5,782 2,891 8,674 4,337 13,012 6,506 3,253 9,760 4,880 2,440 1,220

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