3 × 13 × 29 × 571

Prime Factor Structure

Factorization String 3 × 13 × 29 × 571

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 960,960

Proper Divisor Sum 315,159

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #645787 ← → #645803

1 3 13 29 39 87 377 571 1,131 1,713 7,423 16,559 22,269 49,677 215,267 645,801

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

645,801 1,937,404 968,702 484,351 1,453,054 726,527 2,179,582 1,089,791 3,269,374 1,634,687 4,904,062 2,452,031 7,356,094 3,678,047 11,034,142 5,517,071 16,551,214 8,275,607 24,826,822 12,413,411 37,240,234 18,620,117 55,860,352 27,930,176 13,965,088 6,982,544 3,491,272 1,745,636 872,818 436,409 1,309,228 654,614 327,307 981,922 490,961 1,472,884 736,442 368,221 1,104,664 552,332 276,166 138,083 414,250 207,125 621,376 310,688 155,344 77,672 38,836 19,418 9,709 29,128 14,564 7,282 3,641 10,924 5,462 2,731 8,194 4,097

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