7² × 19 × 1913

Prime Factor Structure

Factorization String 7^2 × 19 × 1913

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 2,181,960

Proper Divisor Sum 400,957

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #1780969 ← → #1781009

1 7 19 49 133 931 1,913 13,391 36,347 93,737 254,429 1,781,003

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

1,781,003 5,343,010 2,671,505 8,014,516 4,007,258 2,003,629 6,010,888 3,005,444 1,502,722 751,361 2,254,084 1,127,042 563,521 1,690,564 845,282 422,641 1,267,924 633,962 316,981 950,944 475,472 237,736 118,868 59,434 29,717 89,152 44,576 22,288 11,144 5,572 2,786 1,393 4,180 2,090 1,045 3,136 1,568 784 392 196 98 49 148 74 37 112 56 28 14 7 22 11 34 17 52 26 13 40 20 10

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