19 × 257 × 389

Prime Factor Structure

Factorization String 19 × 257 × 389

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 2,012,400

Proper Divisor Sum 112,913

Digit Sum / Digital Root 46 (Root: 1)

Adjacent Primes #1899481 ← → #1899497

1 19 257 389 4,883 7,391 99,973 1,899,487

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

1,899,487 5,698,462 2,849,231 8,547,694 4,273,847 12,821,542 6,410,771 19,232,314 9,616,157 28,848,472 14,424,236 7,212,118 3,606,059 10,818,178 5,409,089 16,227,268 8,113,634 4,056,817 12,170,452 6,085,226 3,042,613 9,127,840 4,563,920 2,281,960 1,140,980 570,490 285,245 855,736 427,868 213,934 106,967 320,902 160,451 481,354 240,677 722,032 361,016 180,508 90,254 45,127 135,382 67,691 203,074 101,537 304,612 152,306 76,153 228,460 114,230 57,115 171,346 85,673 257,020 128,510 64,255 192,766 96,383 289,150 144,575 433,726

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