13 × 1572101

Prime Factor Structure

Factorization String 13 × 1572101

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 22,009,428

Proper Divisor Sum 1,572,115

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #20437303 ← → #20437327

1 13 1,572,101 20,437,313

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

20,437,313 61,311,940 30,655,970 15,327,985 45,983,956 22,991,978 11,495,989 34,487,968 17,243,984 8,621,992 4,310,996 2,155,498 1,077,749 3,233,248 1,616,624 808,312 404,156 202,078 101,039 303,118 151,559 454,678 227,339 682,018 341,009 1,023,028 511,514 255,757 767,272 383,636 191,818 95,909 287,728 143,864 71,932 35,966 17,983 53,950 26,975 80,926 40,463 121,390 60,695 182,086 91,043 273,130 136,565 409,696 204,848 102,424 51,212 25,606 12,803 38,410 19,205 57,616 28,808 14,404 7,202 3,601

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