7 × 23 × 37 × 359

Prime Factor Structure

Factorization String 7 × 23 × 37 × 359

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,626,560

Proper Divisor Sum 487,997

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #2138551 ← → #2138569

1 7 23 37 161 259 359 851 2,513 5,957 8,257 13,283 57,799 92,981 305,509 2,138,563

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

2,138,563 6,415,690 3,207,845 9,623,536 4,811,768 2,405,884 1,202,942 601,471 1,804,414 902,207 2,706,622 1,353,311 4,059,934 2,029,967 6,089,902 3,044,951 9,134,854 4,567,427 13,702,282 6,851,141 20,553,424 10,276,712 5,138,356 2,569,178 1,284,589 3,853,768 1,926,884 963,442 481,721 1,445,164 722,582 361,291 1,083,874 541,937 1,625,812 812,906 406,453 1,219,360 609,680 304,840 152,420 76,210 38,105 114,316 57,158 28,579 85,738 42,869 128,608 64,304 32,152 16,076 8,038 4,019 12,058 6,029 18,088 9,044 4,522 2,261

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