401 × 1019

Prime Factor Structure

Factorization String 401 × 1019

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 410,040

Proper Divisor Sum 1,421

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #408607 ← → #408623

1 401 1,019 408,619

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

408,619 1,225,858 612,929 1,838,788 919,394 459,697 1,379,092 689,546 344,773 1,034,320 517,160 258,580 129,290 64,645 193,936 96,968 48,484 24,242 12,121 36,364 18,182 9,091 27,274 13,637 40,912 20,456 10,228 5,114 2,557 7,672 3,836 1,918 959 2,878 1,439 4,318 2,159 6,478 3,239 9,718 4,859 14,578 7,289 21,868 10,934 5,467 16,402 8,201 24,604 12,302 6,151 18,454 9,227 27,682 13,841 41,524 20,762 10,381 31,144 15,572

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