157 × 1321

Prime Factor Structure

Factorization String 157 × 1321

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 208,876

Proper Divisor Sum 1,479

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #207377 ← → #207401

1 157 1,321 207,397

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

207,397 622,192 311,096 155,548 77,774 38,887 116,662 58,331 174,994 87,497 262,492 131,246 65,623 196,870 98,435 295,306 147,653 442,960 221,480 110,740 55,370 27,685 83,056 41,528 20,764 10,382 5,191 15,574 7,787 23,362 11,681 35,044 17,522 8,761 26,284 13,142 6,571 19,714 9,857 29,572 14,786 7,393 22,180 11,090 5,545 16,636 8,318 4,159 12,478 6,239 18,718 9,359 28,078 14,039 42,118 21,059 63,178 31,589 94,768 47,384

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