5 × 7 × 31 × 193

Prime Factor Structure

Factorization String 5 × 7 × 31 × 193

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 297,984

Proper Divisor Sum 88,579

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #209401 ← → #209431

1 5 7 31 35 155 193 217 965 1,085 1,351 5,983 6,755 29,915 41,881 209,405

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

209,405 628,216 314,108 157,054 78,527 235,582 117,791 353,374 176,687 530,062 265,031 795,094 397,547 1,192,642 596,321 1,788,964 894,482 447,241 1,341,724 670,862 335,431 1,006,294 503,147 1,509,442 754,721 2,264,164 1,132,082 566,041 1,698,124 849,062 424,531 1,273,594 636,797 1,910,392 955,196 477,598 238,799 716,398 358,199 1,074,598 537,299 1,611,898 805,949 2,417,848 1,208,924 604,462 302,231 906,694 453,347 1,360,042 680,021 2,040,064 1,020,032 510,016 255,008 127,504 63,752 31,876 15,938 7,969

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