13 × 97 × 157

Prime Factor Structure

Factorization String 13 × 97 × 157

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 216,776

Proper Divisor Sum 18,799

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #197971 ← → #198013

1 13 97 157 1,261 2,041 15,229 197,977

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

197,977 593,932 296,966 148,483 445,450 222,725 668,176 334,088 167,044 83,522 41,761 125,284 62,642 31,321 93,964 46,982 23,491 70,474 35,237 105,712 52,856 26,428 13,214 6,607 19,822 9,911 29,734 14,867 44,602 22,301 66,904 33,452 16,726 8,363 25,090 12,545 37,636 18,818 9,409 28,228 14,114 7,057 21,172 10,586 5,293 15,880 7,940 3,970 1,985 5,956 2,978 1,489 4,468 2,234 1,117 3,352 1,676 838 419 1,258

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