3 × 7 × 13 × 21143

Prime Factor Structure

Factorization String 3 × 7 × 13 × 21143

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 9,472,512

Proper Divisor Sum 3,700,473

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #5772007 ← → #5772043

1 3 7 13 21 39 91 273 21,143 63,429 148,001 274,859 444,003 824,577 1,924,013 5,772,039

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

5,772,039 17,316,118 8,658,059 25,974,178 12,987,089 38,961,268 19,480,634 9,740,317 29,220,952 14,610,476 7,305,238 3,652,619 10,957,858 5,478,929 16,436,788 8,218,394 4,109,197 12,327,592 6,163,796 3,081,898 1,540,949 4,622,848 2,311,424 1,155,712 577,856 288,928 144,464 72,232 36,116 18,058 9,029 27,088 13,544 6,772 3,386 1,693 5,080 2,540 1,270 635 1,906 953 2,860 1,430 715 2,146 1,073 3,220 1,610 805 2,416 1,208 604 302 151 454 227 682 341 1,024

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