3⁴ × 7² × 157

Prime Factor Structure

Factorization String 3^4 × 7^2 × 157

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 30

Divisor Sum (σ) 1,089,726

Proper Divisor Sum 466,593

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #623107 ← → #623171

1 3 7 9 21 27 49 63 81 147 157 189 441 471 567 1,099 1,323 1,413 3,297 3,969 4,239 7,693 9,891 12,717 23,079 29,673 69,237 89,019 207,711 623,133

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

623,133 1,869,400 934,700 467,350 233,675 701,026 350,513 1,051,540 525,770 262,885 788,656 394,328 197,164 98,582 49,291 147,874 73,937 221,812 110,906 55,453 166,360 83,180 41,590 20,795 62,386 31,193 93,580 46,790 23,395 70,186 35,093 105,280 52,640 26,320 13,160 6,580 3,290 1,645 4,936 2,468 1,234 617 1,852 926 463 1,390 695 2,086 1,043 3,130 1,565 4,696 2,348 1,174 587 1,762 881 2,644 1,322 661

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