3² × 5 × 53 × 89

Prime Factor Structure

Factorization String 3^2 × 5 × 53 × 89

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 379,080

Proper Divisor Sum 166,815

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #212243 ← → #212281

1 3 5 9 15 45 53 89 159 265 267 445 477 795 801 1,335 2,385 4,005 4,717 14,151 23,585 42,453 70,755 212,265

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

212,265 636,796 318,398 159,199 477,598 238,799 716,398 358,199 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 23,908 11,954 5,977 17,932 8,966 4,483 13,450 6,725 20,176 10,088 5,044 2,522 1,261 3,784 1,892 946 473 1,420 710 355 1,066 533 1,600 800 400 200 100 50 25 76 38

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