3 × 7 × 19 × 5471

Prime Factor Structure

Factorization String 3 × 7 × 19 × 5471

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,502,080

Proper Divisor Sum 1,319,151

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #2182897 ← → #2182931

1 3 7 19 21 57 133 399 5,471 16,413 38,297 103,949 114,891 311,847 727,643 2,182,929

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

2,182,929 6,548,788 3,274,394 1,637,197 4,911,592 2,455,796 1,227,898 613,949 1,841,848 920,924 460,462 230,231 690,694 345,347 1,036,042 518,021 1,554,064 777,032 388,516 194,258 97,129 291,388 145,694 72,847 218,542 109,271 327,814 163,907 491,722 245,861 737,584 368,792 184,396 92,198 46,099 138,298 69,149 207,448 103,724 51,862 25,931 77,794 38,897 116,692 58,346 29,173 87,520 43,760 21,880 10,940 5,470 2,735 8,206 4,103 12,310 6,155 18,466 9,233 27,700 13,850

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