3 × 23 × 157 × 1619

Prime Factor Structure

Factorization String 3 × 23 × 157 × 1619

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 24,572,160

Proper Divisor Sum 7,033,533

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #17538623 ← → #17538643

1 3 23 69 157 471 1,619 3,611 4,857 10,833 37,237 111,711 254,183 762,549 5,846,209 17,538,627

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

17,538,627 52,615,882 26,307,941 78,923,824 39,461,912 19,730,956 9,865,478 4,932,739 14,798,218 7,399,109 22,197,328 11,098,664 5,549,332 2,774,666 1,387,333 4,162,000 2,081,000 1,040,500 520,250 260,125 780,376 390,188 195,094 97,547 292,642 146,321 438,964 219,482 109,741 329,224 164,612 82,306 41,153 123,460 61,730 30,865 92,596 46,298 23,149 69,448 34,724 17,362 8,681 26,044 13,022 6,511 19,534 9,767 29,302 14,651 43,954 21,977 65,932 32,966 16,483 49,450 24,725 74,176 37,088 18,544

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