3 × 7 × 13 × 1231

Prime Factor Structure

Factorization String 3 × 7 × 13 × 1231

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 551,936

Proper Divisor Sum 215,873

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #336059 ← → #336079

1 3 7 13 21 39 91 273 1,231 3,693 8,617 16,003 25,851 48,009 112,021 336,063

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

336,063 1,008,190 504,095 1,512,286 756,143 2,268,430 1,134,215 3,402,646 1,701,323 5,103,970 2,551,985 7,655,956 3,827,978 1,913,989 5,741,968 2,870,984 1,435,492 717,746 358,873 1,076,620 538,310 269,155 807,466 403,733 1,211,200 605,600 302,800 151,400 75,700 37,850 18,925 56,776 28,388 14,194 7,097 21,292 10,646 5,323 15,970 7,985 23,956 11,978 5,989 17,968 8,984 4,492 2,246 1,123 3,370 1,685 5,056 2,528 1,264 632 316 158 79 238 119 358

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