3² × 7 × 19 × 139

Prime Factor Structure

Factorization String 3^2 × 7 × 19 × 139

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 291,200

Proper Divisor Sum 124,817

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #166363 ← → #166393

1 3 7 9 19 21 57 63 133 139 171 399 417 973 1,197 1,251 2,641 2,919 7,923 8,757 18,487 23,769 55,461 166,383

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

166,383 499,150 249,575 748,726 374,363 1,123,090 561,545 1,684,636 842,318 421,159 1,263,478 631,739 1,895,218 947,609 2,842,828 1,421,414 710,707 2,132,122 1,066,061 3,198,184 1,599,092 799,546 399,773 1,199,320 599,660 299,830 149,915 449,746 224,873 674,620 337,310 168,655 505,966 252,983 758,950 379,475 1,138,426 569,213 1,707,640 853,820 426,910 213,455 640,366 320,183 960,550 480,275 1,440,826 720,413 2,161,240 1,080,620 540,310 270,155 810,466 405,233 1,215,700 607,850 303,925 911,776 455,888 227,944

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