7 × 61 × 521

Prime Factor Structure

Factorization String 7 × 61 × 521

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 258,912

Proper Divisor Sum 36,445

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #222461 ← → #222493

1 7 61 427 521 3,647 31,781 222,467

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

222,467 667,402 333,701 1,001,104 500,552 250,276 125,138 62,569 187,708 93,854 46,927 140,782 70,391 211,174 105,587 316,762 158,381 475,144 237,572 118,786 59,393 178,180 89,090 44,545 133,636 66,818 33,409 100,228 50,114 25,057 75,172 37,586 18,793 56,380 28,190 14,095 42,286 21,143 63,430 31,715 95,146 47,573 142,720 71,360 35,680 17,840 8,920 4,460 2,230 1,115 3,346 1,673 5,020 2,510 1,255 3,766 1,883 5,650 2,825 8,476

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