7 × 101 × 151 × 199

Prime Factor Structure

Factorization String 7 × 101 × 151 × 199

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 24,806,400

Proper Divisor Sum 3,561,757

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #21244637 ← → #21244651

1 7 101 151 199 707 1,057 1,393 15,251 20,099 30,049 106,757 140,693 210,343 3,034,949 21,244,643

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

21,244,643 63,733,930 31,866,965 95,600,896 47,800,448 23,900,224 11,950,112 5,975,056 2,987,528 1,493,764 746,882 373,441 1,120,324 560,162 280,081 840,244 420,122 210,061 630,184 315,092 157,546 78,773 236,320 118,160 59,080 29,540 14,770 7,385 22,156 11,078 5,539 16,618 8,309 24,928 12,464 6,232 3,116 1,558 779 2,338 1,169 3,508 1,754 877 2,632 1,316 658 329 988 494 247 742 371 1,114 557 1,672 836 418 209 628

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