3 × 13 × 43 × 571

Prime Factor Structure

Factorization String 3 × 13 × 43 × 571

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,409,408

Proper Divisor Sum 451,841

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #957563 ← → #957587

1 3 13 39 43 129 559 571 1,677 1,713 7,423 22,269 24,553 73,659 319,189 957,567

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

957,567 2,872,702 1,436,351 4,309,054 2,154,527 6,463,582 3,231,791 9,695,374 4,847,687 14,543,062 7,271,531 21,814,594 10,907,297 32,721,892 16,360,946 8,180,473 24,541,420 12,270,710 6,135,355 18,406,066 9,203,033 27,609,100 13,804,550 6,902,275 20,706,826 10,353,413 31,060,240 15,530,120 7,765,060 3,882,530 1,941,265 5,823,796 2,911,898 1,455,949 4,367,848 2,183,924 1,091,962 545,981 1,637,944 818,972 409,486 204,743 614,230 307,115 921,346 460,673 1,382,020 691,010 345,505 1,036,516 518,258 259,129 777,388 388,694 194,347 583,042 291,521 874,564 437,282 218,641

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