2² × 5 × 19507

Prime Factor Structure

Factorization String 2^2 × 5 × 19507

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 819,336

Proper Divisor Sum 429,196

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #390119 ← → #390151

1 2 4 5 10 20 19,507 39,014 78,028 97,535 195,070 390,140

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

390,140 195,070 97,535 292,606 146,303 438,910 219,455 658,366 329,183 987,550 493,775 1,481,326 740,663 2,221,990 1,110,995 3,332,986 1,666,493 4,999,480 2,499,740 1,249,870 624,935 1,874,806 937,403 2,812,210 1,406,105 4,218,316 2,109,158 1,054,579 3,163,738 1,581,869 4,745,608 2,372,804 1,186,402 593,201 1,779,604 889,802 444,901 1,334,704 667,352 333,676 166,838 83,419 250,258 125,129 375,388 187,694 93,847 281,542 140,771 422,314 211,157 633,472 316,736 158,368 79,184 39,592 19,796 9,898 4,949 14,848

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