3 × 7 × 37 × 79

Prime Factor Structure

Factorization String 3 × 7 × 37 × 79

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 97,280

Proper Divisor Sum 35,897

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #61381 ← → #61403

1 3 7 21 37 79 111 237 259 553 777 1,659 2,923 8,769 20,461 61,383

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

61,383 184,150 92,075 276,226 138,113 414,340 207,170 103,585 310,756 155,378 77,689 233,068 116,534 58,267 174,802 87,401 262,204 131,102 65,551 196,654 98,327 294,982 147,491 442,474 221,237 663,712 331,856 165,928 82,964 41,482 20,741 62,224 31,112 15,556 7,778 3,889 11,668 5,834 2,917 8,752 4,376 2,188 1,094 547 1,642 821 2,464 1,232 616 308 154 77 232 116 58 29 88 44 22 11

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