7 × 23 × 41 × 2791

Prime Factor Structure

Factorization String 7 × 23 × 41 × 2791

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 22,514,688

Proper Divisor Sum 4,091,297

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #18423341 ← → #18423421

1 7 23 41 161 287 943 2,791 6,601 19,537 64,193 114,431 449,351 801,017 2,631,913 18,423,391

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

18,423,391 55,270,174 27,635,087 82,905,262 41,452,631 124,357,894 62,178,947 186,536,842 93,268,421 279,805,264 139,902,632 69,951,316 34,975,658 17,487,829 52,463,488 26,231,744 13,115,872 6,557,936 3,278,968 1,639,484 819,742 409,871 1,229,614 614,807 1,844,422 922,211 2,766,634 1,383,317 4,149,952 2,074,976 1,037,488 518,744 259,372 129,686 64,843 194,530 97,265 291,796 145,898 72,949 218,848 109,424 54,712 27,356 13,678 6,839 20,518 10,259 30,778 15,389 46,168 23,084 11,542 5,771 17,314 8,657 25,972 12,986 6,493 19,480

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