5 × 17 × 821

Prime Factor Structure

Factorization String 5 × 17 × 821

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 88,776

Proper Divisor Sum 18,991

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #69779 ← → #69809

1 5 17 85 821 4,105 13,957 69,785

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

69,785 209,356 104,678 52,339 157,018 78,509 235,528 117,764 58,882 29,441 88,324 44,162 22,081 66,244 33,122 16,561 49,684 24,842 12,421 37,264 18,632 9,316 4,658 2,329 6,988 3,494 1,747 5,242 2,621 7,864 3,932 1,966 983 2,950 1,475 4,426 2,213 6,640 3,320 1,660 830 415 1,246 623 1,870 935 2,806 1,403 4,210 2,105 6,316 3,158 1,579 4,738 2,369 7,108 3,554 1,777 5,332 2,666

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