3² × 68729

Prime Factor Structure

Factorization String 3^2 × 68729

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 893,490

Proper Divisor Sum 274,929

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #618559 ← → #618571

1 3 9 68,729 206,187 618,561

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

618,561 1,855,684 927,842 463,921 1,391,764 695,882 347,941 1,043,824 521,912 260,956 130,478 65,239 195,718 97,859 293,578 146,789 440,368 220,184 110,092 55,046 27,523 82,570 41,285 123,856 61,928 30,964 15,482 7,741 23,224 11,612 5,806 2,903 8,710 4,355 13,066 6,533 19,600 9,800 4,900 2,450 1,225 3,676 1,838 919 2,758 1,379 4,138 2,069 6,208 3,104 1,552 776 388 194 97 292 146 73 220 110

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