3⁶ × 7² × 19

Prime Factor Structure

Factorization String 3^6 × 7^2 × 19

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 42

Divisor Sum (σ) 1,246,020

Proper Divisor Sum 567,321

Digit Sum / Digital Root 45 (Root: 9)

Adjacent Primes #678659 ← → #678719

1 3 7 9 19 21 27 49 57 63 81 133 147 171 189 243 399 441 513 567 729 931 1,197 1,323 1,539 1,701 2,793 3,591 3,969 4,617 5,103 8,379 10,773 11,907 13,851 25,137 32,319 35,721 75,411 96,957 226,233 678,699

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

678,699 2,036,098 1,018,049 3,054,148 1,527,074 763,537 2,290,612 1,145,306 572,653 1,717,960 858,980 429,490 214,745 644,236 322,118 161,059 483,178 241,589 724,768 362,384 181,192 90,596 45,298 22,649 67,948 33,974 16,987 50,962 25,481 76,444 38,222 19,111 57,334 28,667 86,002 43,001 129,004 64,502 32,251 96,754 48,377 145,132 72,566 36,283 108,850 54,425 163,276 81,638 40,819 122,458 61,229 183,688 91,844 45,922 22,961 68,884 34,442 17,221 51,664 25,832

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