2² × 3⁴ × 37 × 1669

Prime Factor Structure

Factorization String 2^2 × 3^4 × 37 × 1669

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 60

Divisor Sum (σ) 53,750,620

Proper Divisor Sum 33,742,648

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #20007971 ← → #20007973

1 2 3 4 6 9 12 18 27 36 37 54 74 81 108 111 148 162 222 324 333 444 666 999 1,332 1,669 1,998 2,997 3,338 3,996 5,007 5,994 6,676 10,014 11,988 15,021 20,028 30,042 45,063 60,084 61,753 90,126 123,506 135,189 180,252 185,259 247,012 270,378 370,518 540,756 555,777 741,036 1,111,554 1,667,331 2,223,108 3,334,662 5,001,993 6,669,324 10,003,986 20,007,972

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

20,007,972 10,003,986 5,001,993 15,005,980 7,502,990 3,751,495 11,254,486 5,627,243 16,881,730 8,440,865 25,322,596 12,661,298 6,330,649 18,991,948 9,495,974 4,747,987 14,243,962 7,121,981 21,365,944 10,682,972 5,341,486 2,670,743 8,012,230 4,006,115 12,018,346 6,009,173 18,027,520 9,013,760 4,506,880 2,253,440 1,126,720 563,360 281,680 140,840 70,420 35,210 17,605 52,816 26,408 13,204 6,602 3,301 9,904 4,952 2,476 1,238 619 1,858 929 2,788 1,394 697 2,092 1,046 523 1,570 785 2,356 1,178 589

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