2 × 13 × 67 × 11551

Prime Factor Structure

Factorization String 2 × 13 × 67 × 11551

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 32,992,512

Proper Divisor Sum 12,870,670

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #20121841 ← → #20121869

1 2 13 26 67 134 871 1,742 11,551 23,102 150,163 300,326 773,917 1,547,834 10,060,921 20,121,842

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

20,121,842 10,060,921 30,182,764 15,091,382 7,545,691 22,637,074 11,318,537 33,955,612 16,977,806 8,488,903 25,466,710 12,733,355 38,200,066 19,100,033 57,300,100 28,650,050 14,325,025 42,975,076 21,487,538 10,743,769 32,231,308 16,115,654 8,057,827 24,173,482 12,086,741 36,260,224 18,130,112 9,065,056 4,532,528 2,266,264 1,133,132 566,566 283,283 849,850 424,925 1,274,776 637,388 318,694 159,347 478,042 239,021 717,064 358,532 179,266 89,633 268,900 134,450 67,225 201,676 100,838 50,419 151,258 75,629 226,888 113,444 56,722 28,361 85,084 42,542 21,271

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