3² × 7 × 15661

Prime Factor Structure

Factorization String 3^2 × 7 × 15661

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 1,628,848

Proper Divisor Sum 642,205

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #986641 ← → #986659

1 3 7 9 21 63 15,661 46,983 109,627 140,949 328,881 986,643

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

986,643 2,959,930 1,479,965 4,439,896 2,219,948 1,109,974 554,987 1,664,962 832,481 2,497,444 1,248,722 624,361 1,873,084 936,542 468,271 1,404,814 702,407 2,107,222 1,053,611 3,160,834 1,580,417 4,741,252 2,370,626 1,185,313 3,555,940 1,777,970 888,985 2,666,956 1,333,478 666,739 2,000,218 1,000,109 3,000,328 1,500,164 750,082 375,041 1,125,124 562,562 281,281 843,844 421,922 210,961 632,884 316,442 158,221 474,664 237,332 118,666 59,333 178,000 89,000 44,500 22,250 11,125 33,376 16,688 8,344 4,172 2,086 1,043

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