19 × 31 × 37 × 73

Prime Factor Structure

Factorization String 19 × 31 × 37 × 73

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,799,680

Proper Divisor Sum 208,791

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #1590857 ← → #1590893

1 19 31 37 73 589 703 1,147 1,387 2,263 2,701 21,793 42,997 51,319 83,731 1,590,889

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

1,590,889 4,772,668 2,386,334 1,193,167 3,579,502 1,789,751 5,369,254 2,684,627 8,053,882 4,026,941 12,080,824 6,040,412 3,020,206 1,510,103 4,530,310 2,265,155 6,795,466 3,397,733 10,193,200 5,096,600 2,548,300 1,274,150 637,075 1,911,226 955,613 2,866,840 1,433,420 716,710 358,355 1,075,066 537,533 1,612,600 806,300 403,150 201,575 604,726 302,363 907,090 453,545 1,360,636 680,318 340,159 1,020,478 510,239 1,530,718 765,359 2,296,078 1,148,039 3,444,118 1,722,059 5,166,178 2,583,089 7,749,268 3,874,634 1,937,317 5,811,952 2,905,976 1,452,988 726,494 363,247

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