2² × 5² × 201211

Prime Factor Structure

Factorization String 2^2 × 5^2 × 201211

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 43,663,004

Proper Divisor Sum 23,541,904

Digit Sum / Digital Root 7 (Root: 7)

Adjacent Primes #20121097 ← → #20121103

1 2 4 5 10 20 25 50 100 201,211 402,422 804,844 1,006,055 2,012,110 4,024,220 5,030,275 10,060,550 20,121,100

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

20,121,100 10,060,550 5,030,275 15,090,826 7,545,413 22,636,240 11,318,120 5,659,060 2,829,530 1,414,765 4,244,296 2,122,148 1,061,074 530,537 1,591,612 795,806 397,903 1,193,710 596,855 1,790,566 895,283 2,685,850 1,342,925 4,028,776 2,014,388 1,007,194 503,597 1,510,792 755,396 377,698 188,849 566,548 283,274 141,637 424,912 212,456 106,228 53,114 26,557 79,672 39,836 19,918 9,959 29,878 14,939 44,818 22,409 67,228 33,614 16,807 50,422 25,211 75,634 37,817 113,452 56,726 28,363 85,090 42,545 127,636

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