3 × 5 × 149 × 457

Prime Factor Structure

Factorization String 3 × 5 × 149 × 457

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,648,800

Proper Divisor Sum 627,405

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #1021387 ← → #1021403

1 3 5 15 149 447 457 745 1,371 2,235 2,285 6,855 68,093 204,279 340,465 1,021,395

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

1,021,395 3,064,186 1,532,093 4,596,280 2,298,140 1,149,070 574,535 1,723,606 861,803 2,585,410 1,292,705 3,878,116 1,939,058 969,529 2,908,588 1,454,294 727,147 2,181,442 1,090,721 3,272,164 1,636,082 818,041 2,454,124 1,227,062 613,531 1,840,594 920,297 2,760,892 1,380,446 690,223 2,070,670 1,035,335 3,106,006 1,553,003 4,659,010 2,329,505 6,988,516 3,494,258 1,747,129 5,241,388 2,620,694 1,310,347 3,931,042 1,965,521 5,896,564 2,948,282 1,474,141 4,422,424 2,211,212 1,105,606 552,803 1,658,410 829,205 2,487,616 1,243,808 621,904 310,952 155,476 77,738 38,869

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