2² × 5 × 61² × 97

Prime Factor Structure

Factorization String 2^2 × 5 × 61^2 × 97

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 15,570,828

Proper Divisor Sum 8,352,088

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #7218721 ← → #7218749

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

7,218,740 3,609,370 1,804,685 5,414,056 2,707,028 1,353,514 676,757 2,030,272 1,015,136 507,568 253,784 126,892 63,446 31,723 95,170 47,585 142,756 71,378 35,689 107,068 53,534 26,767 80,302 40,151 120,454 60,227 180,682 90,341 271,024 135,512 67,756 33,878 16,939 50,818 25,409 76,228 38,114 19,057 57,172 28,586 14,293 42,880 21,440 10,720 5,360 2,680 1,340 670 335 1,006 503 1,510 755 2,266 1,133 3,400 1,700 850 425 1,276

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