3⁴ × 19 × 89

Prime Factor Structure

Factorization String 3^4 × 19 × 89

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 20

Divisor Sum (σ) 217,800

Proper Divisor Sum 80,829

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #136963 ← → #136973

1 3 9 19 27 57 81 89 171 267 513 801 1,539 1,691 2,403 5,073 7,209 15,219 45,657 136,971

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

136,971 410,914 205,457 616,372 308,186 154,093 462,280 231,140 115,570 57,785 173,356 86,678 43,339 130,018 65,009 195,028 97,514 48,757 146,272 73,136 36,568 18,284 9,142 4,571 13,714 6,857 20,572 10,286 5,143 15,430 7,715 23,146 11,573 34,720 17,360 8,680 4,340 2,170 1,085 3,256 1,628 814 407 1,222 611 1,834 917 2,752 1,376 688 344 172 86 43 130 65 196 98 49 148

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