13² × 37 × 67

Prime Factor Structure

Factorization String 13^2 × 37 × 67

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 472,872

Proper Divisor Sum 53,921

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #418939 ← → #418961

1 13 37 67 169 481 871 2,479 6,253 11,323 32,227 418,951

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

418,951 1,256,854 628,427 1,885,282 942,641 2,827,924 1,413,962 706,981 2,120,944 1,060,472 530,236 265,118 132,559 397,678 198,839 596,518 298,259 894,778 447,389 1,342,168 671,084 335,542 167,771 503,314 251,657 754,972 377,486 188,743 566,230 283,115 849,346 424,673 1,274,020 637,010 318,505 955,516 477,758 238,879 716,638 358,319 1,074,958 537,479 1,612,438 806,219 2,418,658 1,209,329 3,627,988 1,813,994 906,997 2,720,992 1,360,496 680,248 340,124 170,062 85,031 255,094 127,547 382,642 191,321 573,964

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