7 × 13 × 257 × 313

Prime Factor Structure

Factorization String 7 × 13 × 257 × 313

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 9,073,344

Proper Divisor Sum 1,753,213

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #7320127 ← → #7320133

1 7 13 91 257 313 1,799 2,191 3,341 4,069 23,387 28,483 80,441 563,087 1,045,733 7,320,131

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

7,320,131 21,960,394 10,980,197 32,940,592 16,470,296 8,235,148 4,117,574 2,058,787 6,176,362 3,088,181 9,264,544 4,632,272 2,316,136 1,158,068 579,034 289,517 868,552 434,276 217,138 108,569 325,708 162,854 81,427 244,282 122,141 366,424 183,212 91,606 45,803 137,410 68,705 206,116 103,058 51,529 154,588 77,294 38,647 115,942 57,971 173,914 86,957 260,872 130,436 65,218 32,609 97,828 48,914 24,457 73,372 36,686 18,343 55,030 27,515 82,546 41,273 123,820 61,910 30,955 92,866 46,433

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