3 × 13 × 109 × 1721

Prime Factor Structure

Factorization String 3 × 13 × 109 × 1721

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 10,607,520

Proper Divisor Sum 3,291,549

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #7315963 ← → #7315981

1 3 13 39 109 327 1,417 1,721 4,251 5,163 22,373 67,119 187,589 562,767 2,438,657 7,315,971

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

7,315,971 21,947,914 10,973,957 32,921,872 16,460,936 8,230,468 4,115,234 2,057,617 6,172,852 3,086,426 1,543,213 4,629,640 2,314,820 1,157,410 578,705 1,736,116 868,058 434,029 1,302,088 651,044 325,522 162,761 488,284 244,142 122,071 366,214 183,107 549,322 274,661 823,984 411,992 205,996 102,998 51,499 154,498 77,249 231,748 115,874 57,937 173,812 86,906 43,453 130,360 65,180 32,590 16,295 48,886 24,443 73,330 36,665 109,996 54,998 27,499 82,498 41,249 123,748 61,874 30,937 92,812 46,406

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