2² × 5² × 7 × 23 × 41

Prime Factor Structure

Factorization String 2^2 × 5^2 × 7 × 23 × 41

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 72

Divisor Sum (σ) 1,749,888

Proper Divisor Sum 1,089,788

Digit Sum / Digital Root 13 (Root: 4)

Adjacent Primes #660097 ← → #660103

1 2 4 5 7 10 14 20 23 25 28 35 41 46 50 70 82 92 100 115 140 161 164 175 205 230 287 322 350 410 460 574 575 644 700 805 820 943 1,025 1,148 1,150 1,435 1,610 1,886 2,050 2,300 2,870 3,220 3,772 4,025 4,100 4,715 5,740 6,601 7,175 8,050 9,430 13,202 14,350 16,100

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

660,100 330,050 165,025 495,076 247,538 123,769 371,308 185,654 92,827 278,482 139,241 417,724 208,862 104,431 313,294 156,647 469,942 234,971 704,914 352,457 1,057,372 528,686 264,343 793,030 396,515 1,189,546 594,773 1,784,320 892,160 446,080 223,040 111,520 55,760 27,880 13,940 6,970 3,485 10,456 5,228 2,614 1,307 3,922 1,961 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.