3 × 5 × 131 × 229

Prime Factor Structure

Factorization String 3 × 5 × 131 × 229

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 728,640

Proper Divisor Sum 278,655

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #449971 ← → #449987

1 3 5 15 131 229 393 655 687 1,145 1,965 3,435 29,999 89,997 149,995 449,985

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

449,985 1,349,956 674,978 337,489 1,012,468 506,234 253,117 759,352 379,676 189,838 94,919 284,758 142,379 427,138 213,569 640,708 320,354 160,177 480,532 240,266 120,133 360,400 180,200 90,100 45,050 22,525 67,576 33,788 16,894 8,447 25,342 12,671 38,014 19,007 57,022 28,511 85,534 42,767 128,302 64,151 192,454 96,227 288,682 144,341 433,024 216,512 108,256 54,128 27,064 13,532 6,766 3,383 10,150 5,075 15,226 7,613 22,840 11,420 5,710 2,855

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