5 × 13 × 310511

Prime Factor Structure

Factorization String 5 × 13 × 310511

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 26,083,008

Proper Divisor Sum 5,899,793

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #20183209 ← → #20183227

1 5 13 65 310,511 1,552,555 4,036,643 20,183,215

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

20,183,215 60,549,646 30,274,823 90,824,470 45,412,235 136,236,706 68,118,353 204,355,060 102,177,530 51,088,765 153,266,296 76,633,148 38,316,574 19,158,287 57,474,862 28,737,431 86,212,294 43,106,147 129,318,442 64,659,221 193,977,664 96,988,832 48,494,416 24,247,208 12,123,604 6,061,802 3,030,901 9,092,704 4,546,352 2,273,176 1,136,588 568,294 284,147 852,442 426,221 1,278,664 639,332 319,666 159,833 479,500 239,750 119,875 359,626 179,813 539,440 269,720 134,860 67,430 33,715 101,146 50,573 151,720 75,860 37,930 18,965 56,896 28,448 14,224 7,112 3,556

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