13 × 23 × 53 × 151

Prime Factor Structure

Factorization String 13 × 23 × 53 × 151

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,757,888

Proper Divisor Sum 364,991

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #2392891 ← → #2392919

1 13 23 53 151 299 689 1,219 1,963 3,473 8,003 15,847 45,149 104,039 184,069 2,392,897

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

2,392,897 7,178,692 3,589,346 1,794,673 5,384,020 2,692,010 1,346,005 4,038,016 2,019,008 1,009,504 504,752 252,376 126,188 63,094 31,547 94,642 47,321 141,964 70,982 35,491 106,474 53,237 159,712 79,856 39,928 19,964 9,982 4,991 14,974 7,487 22,462 11,231 33,694 16,847 50,542 25,271 75,814 37,907 113,722 56,861 170,584 85,292 42,646 21,323 63,970 31,985 95,956 47,978 23,989 71,968 35,984 17,992 8,996 4,498 2,249 6,748 3,374 1,687 5,062 2,531

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