3 × 7 × 29 × 227

Prime Factor Structure

Factorization String 3 × 7 × 29 × 227

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 218,880

Proper Divisor Sum 80,637

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #138241 ← → #138247

1 3 7 21 29 87 203 227 609 681 1,589 4,767 6,583 19,749 46,081 138,243

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

138,243 414,730 207,365 622,096 311,048 155,524 77,762 38,881 116,644 58,322 29,161 87,484 43,742 21,871 65,614 32,807 98,422 49,211 147,634 73,817 221,452 110,726 55,363 166,090 83,045 249,136 124,568 62,284 31,142 15,571 46,714 23,357 70,072 35,036 17,518 8,759 26,278 13,139 39,418 19,709 59,128 29,564 14,782 7,391 22,174 11,087 33,262 16,631 49,894 24,947 74,842 37,421 112,264 56,132 28,066 14,033 42,100 21,050 10,525 31,576

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