5 × 7 × 17 × 521

Prime Factor Structure

Factorization String 5 × 7 × 17 × 521

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 451,008

Proper Divisor Sum 141,013

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #309989 ← → #310019

1 5 7 17 35 85 119 521 595 2,605 3,647 8,857 18,235 44,285 61,999 309,995

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

309,995 929,986 464,993 1,394,980 697,490 348,745 1,046,236 523,118 261,559 784,678 392,339 1,177,018 588,509 1,765,528 882,764 441,382 220,691 662,074 331,037 993,112 496,556 248,278 124,139 372,418 186,209 558,628 279,314 139,657 418,972 209,486 104,743 314,230 157,115 471,346 235,673 707,020 353,510 176,755 530,266 265,133 795,400 397,700 198,850 99,425 298,276 149,138 74,569 223,708 111,854 55,927 167,782 83,891 251,674 125,837 377,512 188,756 94,378 47,189 141,568 70,784

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