3³ × 7 × 31 × 61

Prime Factor Structure

Factorization String 3^3 × 7 × 31 × 61

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 634,880

Proper Divisor Sum 277,481

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #357389 ← → #357421

1 3 7 9 21 27 31 61 63 93 183 189 217 279 427 549 651 837 1,281 1,647 1,891 1,953 3,843 5,673 5,859 11,529 13,237 17,019 39,711 51,057 119,133 357,399

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

357,399 1,072,198 536,099 1,608,298 804,149 2,412,448 1,206,224 603,112 301,556 150,778 75,389 226,168 113,084 56,542 28,271 84,814 42,407 127,222 63,611 190,834 95,417 286,252 143,126 71,563 214,690 107,345 322,036 161,018 80,509 241,528 120,764 60,382 30,191 90,574 45,287 135,862 67,931 203,794 101,897 305,692 152,846 76,423 229,270 114,635 343,906 171,953 515,860 257,930 128,965 386,896 193,448 96,724 48,362 24,181 72,544 36,272 18,136 9,068 4,534 2,267

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