2 × 13 × 53 × 991

Prime Factor Structure

Factorization String 2 × 13 × 53 × 991

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,249,856

Proper Divisor Sum 884,258

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #1365583 ← → #1365659

1 2 13 26 53 106 689 991 1,378 1,982 12,883 25,766 52,523 105,046 682,799 1,365,598

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

1,365,598 682,799 2,048,398 1,024,199 3,072,598 1,536,299 4,608,898 2,304,449 6,913,348 3,456,674 1,728,337 5,185,012 2,592,506 1,296,253 3,888,760 1,944,380 972,190 486,095 1,458,286 729,143 2,187,430 1,093,715 3,281,146 1,640,573 4,921,720 2,460,860 1,230,430 615,215 1,845,646 922,823 2,768,470 1,384,235 4,152,706 2,076,353 6,229,060 3,114,530 1,557,265 4,671,796 2,335,898 1,167,949 3,503,848 1,751,924 875,962 437,981 1,313,944 656,972 328,486 164,243 492,730 246,365 739,096 369,548 184,774 92,387 277,162 138,581 415,744 207,872 103,936 51,968

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