13 × 19 × 17981

Prime Factor Structure

Factorization String 13 × 19 × 17981

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 5,034,960

Proper Divisor Sum 593,653

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #4441303 ← → #4441309

1 13 19 247 17,981 233,753 341,639 4,441,307

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

4,441,307 13,323,922 6,661,961 19,985,884 9,992,942 4,996,471 14,989,414 7,494,707 22,484,122 11,242,061 33,726,184 16,863,092 8,431,546 4,215,773 12,647,320 6,323,660 3,161,830 1,580,915 4,742,746 2,371,373 7,114,120 3,557,060 1,778,530 889,265 2,667,796 1,333,898 666,949 2,000,848 1,000,424 500,212 250,106 125,053 375,160 187,580 93,790 46,895 140,686 70,343 211,030 105,515 316,546 158,273 474,820 237,410 118,705 356,116 178,058 89,029 267,088 133,544 66,772 33,386 16,693 50,080 25,040 12,520 6,260 3,130 1,565 4,696

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