11 × 19 × 53 × 61

Prime Factor Structure

Factorization String 11 × 19 × 53 × 61

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 803,520

Proper Divisor Sum 127,823

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #675643 ← → #675713

1 11 19 53 61 209 583 671 1,007 1,159 3,233 11,077 12,749 35,563 61,427 675,697

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

675,697 2,027,092 1,013,546 506,773 1,520,320 760,160 380,080 190,040 95,020 47,510 23,755 71,266 35,633 106,900 53,450 26,725 80,176 40,088 20,044 10,022 5,011 15,034 7,517 22,552 11,276 5,638 2,819 8,458 4,229 12,688 6,344 3,172 1,586 793 2,380 1,190 595 1,786 893 2,680 1,340 670 335 1,006 503 1,510 755 2,266 1,133 3,400 1,700 850 425 1,276 638 319 958 479 1,438 719

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