3 × 53 × 61 × 1951

Prime Factor Structure

Factorization String 3 × 53 × 61 × 1951

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 26,141,184

Proper Divisor Sum 7,218,435

Digit Sum / Digital Root 42 (Root: 6)

Adjacent Primes #18922747 ← → #18922753

1 3 53 61 159 183 1,951 3,233 5,853 9,699 103,403 119,011 310,209 357,033 6,307,583 18,922,749

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

18,922,749 56,768,248 28,384,124 14,192,062 7,096,031 21,288,094 10,644,047 31,932,142 15,966,071 47,898,214 23,949,107 71,847,322 35,923,661 107,770,984 53,885,492 26,942,746 13,471,373 40,414,120 20,207,060 10,103,530 5,051,765 15,155,296 7,577,648 3,788,824 1,894,412 947,206 473,603 1,420,810 710,405 2,131,216 1,065,608 532,804 266,402 133,201 399,604 199,802 99,901 299,704 149,852 74,926 37,463 112,390 56,195 168,586 84,293 252,880 126,440 63,220 31,610 15,805 47,416 23,708 11,854 5,927 17,782 8,891 26,674 13,337 40,012 20,006

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