2³ × 5 × 12821

Prime Factor Structure

Factorization String 2^3 × 5 × 12821

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,153,980

Proper Divisor Sum 641,140

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #512821 ← → #512843

1 2 4 5 8 10 20 40 12,821 25,642 51,284 64,105 102,568 128,210 256,420 512,840

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

512,840 256,420 128,210 64,105 192,316 96,158 48,079 144,238 72,119 216,358 108,179 324,538 162,269 486,808 243,404 121,702 60,851 182,554 91,277 273,832 136,916 68,458 34,229 102,688 51,344 25,672 12,836 6,418 3,209 9,628 4,814 2,407 7,222 3,611 10,834 5,417 16,252 8,126 4,063 12,190 6,095 18,286 9,143 27,430 13,715 41,146 20,573 61,720 30,860 15,430 7,715 23,146 11,573 34,720 17,360 8,680 4,340 2,170 1,085 3,256

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