2³ × 13 × 39971

Prime Factor Structure

Factorization String 2^3 × 13 × 39971

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 8,394,120

Proper Divisor Sum 4,237,136

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #4156981 ← → #4157011

1 2 4 8 13 26 52 104 39,971 79,942 159,884 319,768 519,623 1,039,246 2,078,492 4,156,984

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

4,156,984 2,078,492 1,039,246 519,623 1,558,870 779,435 2,338,306 1,169,153 3,507,460 1,753,730 876,865 2,630,596 1,315,298 657,649 1,972,948 986,474 493,237 1,479,712 739,856 369,928 184,964 92,482 46,241 138,724 69,362 34,681 104,044 52,022 26,011 78,034 39,017 117,052 58,526 29,263 87,790 43,895 131,686 65,843 197,530 98,765 296,296 148,148 74,074 37,037 111,112 55,556 27,778 13,889 41,668 20,834 10,417 31,252 15,626 7,813 23,440 11,720 5,860 2,930 1,465 4,396

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