19 × 89 × 97 × 157

Prime Factor Structure

Factorization String 19 × 89 × 97 × 157

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 27,871,200

Proper Divisor Sum 2,118,961

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #25752217 ← → #25752241

1 19 89 97 157 1,691 1,843 2,983 8,633 13,973 15,229 164,027 265,487 289,351 1,355,381 25,752,239

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

25,752,239 77,256,718 38,628,359 115,885,078 57,942,539 173,827,618 86,913,809 260,741,428 130,370,714 65,185,357 195,556,072 97,778,036 48,889,018 24,444,509 73,333,528 36,666,764 18,333,382 9,166,691 27,500,074 13,750,037 41,250,112 20,625,056 10,312,528 5,156,264 2,578,132 1,289,066 644,533 1,933,600 966,800 483,400 241,700 120,850 60,425 181,276 90,638 45,319 135,958 67,979 203,938 101,969 305,908 152,954 76,477 229,432 114,716 57,358 28,679 86,038 43,019 129,058 64,529 193,588 96,794 48,397 145,192 72,596 36,298 18,149 54,448 27,224

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