3³ × 61 × 401

Prime Factor Structure

Factorization String 3^3 × 61 × 401

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 996,960

Proper Divisor Sum 336,513

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #660409 ← → #660449

1 3 9 27 61 183 401 549 1,203 1,647 3,609 10,827 24,461 73,383 220,149 660,447

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

660,447 1,981,342 990,671 2,972,014 1,486,007 4,458,022 2,229,011 6,687,034 3,343,517 10,030,552 5,015,276 2,507,638 1,253,819 3,761,458 1,880,729 5,642,188 2,821,094 1,410,547 4,231,642 2,115,821 6,347,464 3,173,732 1,586,866 793,433 2,380,300 1,190,150 595,075 1,785,226 892,613 2,677,840 1,338,920 669,460 334,730 167,365 502,096 251,048 125,524 62,762 31,381 94,144 47,072 23,536 11,768 5,884 2,942 1,471 4,414 2,207 6,622 3,311 9,934 4,967 14,902 7,451 22,354 11,177 33,532 16,766 8,383 25,150

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