13² × 137 × 199

Prime Factor Structure

Factorization String 13^2 × 137 × 199

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 5,050,800

Proper Divisor Sum 443,353

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #4607431 ← → #4607461

1 13 137 169 199 1,781 2,587 23,153 27,263 33,631 354,419 4,607,447

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

4,607,447 13,822,342 6,911,171 20,733,514 10,366,757 31,100,272 15,550,136 7,775,068 3,887,534 1,943,767 5,831,302 2,915,651 8,746,954 4,373,477 13,120,432 6,560,216 3,280,108 1,640,054 820,027 2,460,082 1,230,041 3,690,124 1,845,062 922,531 2,767,594 1,383,797 4,151,392 2,075,696 1,037,848 518,924 259,462 129,731 389,194 194,597 583,792 291,896 145,948 72,974 36,487 109,462 54,731 164,194 82,097 246,292 123,146 61,573 184,720 92,360 46,180 23,090 11,545 34,636 17,318 8,659 25,978 12,989 38,968 19,484 9,742 4,871

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