2² × 5 × 642013

Prime Factor Structure

Factorization String 2^2 × 5 × 642013

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 26,964,588

Proper Divisor Sum 14,124,328

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #12840241 ← → #12840281

1 2 4 5 10 20 642,013 1,284,026 2,568,052 3,210,065 6,420,130 12,840,260

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

12,840,260 6,420,130 3,210,065 9,630,196 4,815,098 2,407,549 7,222,648 3,611,324 1,805,662 902,831 2,708,494 1,354,247 4,062,742 2,031,371 6,094,114 3,047,057 9,141,172 4,570,586 2,285,293 6,855,880 3,427,940 1,713,970 856,985 2,570,956 1,285,478 642,739 1,928,218 964,109 2,892,328 1,446,164 723,082 361,541 1,084,624 542,312 271,156 135,578 67,789 203,368 101,684 50,842 25,421 76,264 38,132 19,066 9,533 28,600 14,300 7,150 3,575 10,726 5,363 16,090 8,045 24,136 12,068 6,034 3,017 9,052 4,526 2,263

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