5 × 19 × 23 × 257

Prime Factor Structure

Factorization String 5 × 19 × 23 × 257

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 743,040

Proper Divisor Sum 181,495

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #561529 ← → #561551

1 5 19 23 95 115 257 437 1,285 2,185 4,883 5,911 24,415 29,555 112,309 561,545

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

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 1,215,700 607,850 303,925 911,776 455,888 227,944 113,972 56,986 28,493 85,480 42,740 21,370

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