7 × 521 × 2551

Prime Factor Structure

Factorization String 7 × 521 × 2551

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 10,657,152

Proper Divisor Sum 1,353,655

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #9303491 ← → #9303499

1 7 521 2,551 3,647 17,857 1,329,071 9,303,497

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

9,303,497 27,910,492 13,955,246 6,977,623 20,932,870 10,466,435 31,399,306 15,699,653 47,098,960 23,549,480 11,774,740 5,887,370 2,943,685 8,831,056 4,415,528 2,207,764 1,103,882 551,941 1,655,824 827,912 413,956 206,978 103,489 310,468 155,234 77,617 232,852 116,426 58,213 174,640 87,320 43,660 21,830 10,915 32,746 16,373 49,120 24,560 12,280 6,140 3,070 1,535 4,606 2,303 6,910 3,455 10,366 5,183 15,550 7,775 23,326 11,663 34,990 17,495 52,486 26,243 78,730 39,365 118,096 59,048

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