2 × 13 × 251 × 641

Prime Factor Structure

Factorization String 2 × 13 × 251 × 641

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 6,794,928

Proper Divisor Sum 2,611,762

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #4183133 ← → #4183177

1 2 13 26 251 502 641 1,282 3,263 6,526 8,333 16,666 160,891 321,782 2,091,583 4,183,166

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

4,183,166 2,091,583 6,274,750 3,137,375 9,412,126 4,706,063 14,118,190 7,059,095 21,177,286 10,588,643 31,765,930 15,882,965 47,648,896 23,824,448 11,912,224 5,956,112 2,978,056 1,489,028 744,514 372,257 1,116,772 558,386 279,193 837,580 418,790 209,395 628,186 314,093 942,280 471,140 235,570 117,785 353,356 176,678 88,339 265,018 132,509 397,528 198,764 99,382 49,691 149,074 74,537 223,612 111,806 55,903 167,710 83,855 251,566 125,783 377,350 188,675 566,026 283,013 849,040 424,520 212,260 106,130 53,065 159,196

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