5 × 61 × 73 × 857

Prime Factor Structure

Factorization String 5 × 61 × 73 × 857

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 23,619,024

Proper Divisor Sum 4,537,919

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #19081081 ← → #19081109

1 5 61 73 305 365 857 4,285 4,453 22,265 52,277 62,561 261,385 312,805 3,816,221 19,081,105

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

19,081,105 57,243,316 28,621,658 14,310,829 42,932,488 21,466,244 10,733,122 5,366,561 16,099,684 8,049,842 4,024,921 12,074,764 6,037,382 3,018,691 9,056,074 4,528,037 13,584,112 6,792,056 3,396,028 1,698,014 849,007 2,547,022 1,273,511 3,820,534 1,910,267 5,730,802 2,865,401 8,596,204 4,298,102 2,149,051 6,447,154 3,223,577 9,670,732 4,835,366 2,417,683 7,253,050 3,626,525 10,879,576 5,439,788 2,719,894 1,359,947 4,079,842 2,039,921 6,119,764 3,059,882 1,529,941 4,589,824 2,294,912 1,147,456 573,728 286,864 143,432 71,716 35,858 17,929 53,788 26,894 13,447 40,342 20,171

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