3 × 5 × 47 × 739

Prime Factor Structure

Factorization String 3 × 5 × 47 × 739

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 852,480

Proper Divisor Sum 331,485

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #520981 ← → #521009

1 3 5 15 47 141 235 705 739 2,217 3,695 11,085 34,733 104,199 173,665 520,995

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

520,995 1,562,986 781,493 2,344,480 1,172,240 586,120 293,060 146,530 73,265 219,796 109,898 54,949 164,848 82,424 41,212 20,606 10,303 30,910 15,455 46,366 23,183 69,550 34,775 104,326 52,163 156,490 78,245 234,736 117,368 58,684 29,342 14,671 44,014 22,007 66,022 33,011 99,034 49,517 148,552 74,276 37,138 18,569 55,708 27,854 13,927 41,782 20,891 62,674 31,337 94,012 47,006 23,503 70,510 35,255 105,766 52,883 158,650 79,325 237,976 118,988

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