3 × 21517

Prime Factor Structure

Factorization String 3 × 21517

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 86,072

Proper Divisor Sum 21,521

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #64513 ← → #64553

1 3 21,517 64,551

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

64,551 193,654 96,827 290,482 145,241 435,724 217,862 108,931 326,794 163,397 490,192 245,096 122,548 61,274 30,637 91,912 45,956 22,978 11,489 34,468 17,234 8,617 25,852 12,926 6,463 19,390 9,695 29,086 14,543 43,630 21,815 65,446 32,723 98,170 49,085 147,256 73,628 36,814 18,407 55,222 27,611 82,834 41,417 124,252 62,126 31,063 93,190 46,595 139,786 69,893 209,680 104,840 52,420 26,210 13,105 39,316 19,658 9,829 29,488 14,744

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