7 × 13 × 53 × 1481

Prime Factor Structure

Factorization String 7 × 13 × 53 × 1481

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 8,963,136

Proper Divisor Sum 1,820,273

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #7142851 ← → #7142869

1 7 13 53 91 371 689 1,481 4,823 10,367 19,253 78,493 134,771 549,451 1,020,409 7,142,863

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

7,142,863 21,428,590 10,714,295 32,142,886 16,071,443 48,214,330 24,107,165 72,321,496 36,160,748 18,080,374 9,040,187 27,120,562 13,560,281 40,680,844 20,340,422 10,170,211 30,510,634 15,255,317 45,765,952 22,882,976 11,441,488 5,720,744 2,860,372 1,430,186 715,093 2,145,280 1,072,640 536,320 268,160 134,080 67,040 33,520 16,760 8,380 4,190 2,095 6,286 3,143 9,430 4,715 14,146 7,073 21,220 10,610 5,305 15,916 7,958 3,979 11,938 5,969 17,908 8,954 4,477 13,432 6,716 3,358 1,679 5,038 2,519 7,558

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