13 × 19 × 139 × 149

Prime Factor Structure

Factorization String 13 × 19 × 139 × 149

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 5,880,000

Proper Divisor Sum 764,383

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #5115601 ← → #5115619

1 13 19 139 149 247 1,807 1,937 2,641 2,831 20,711 34,333 36,803 269,243 393,509 5,115,617

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

5,115,617 15,346,852 7,673,426 3,836,713 11,510,140 5,755,070 2,877,535 8,632,606 4,316,303 12,948,910 6,474,455 19,423,366 9,711,683 29,135,050 14,567,525 43,702,576 21,851,288 10,925,644 5,462,822 2,731,411 8,194,234 4,097,117 12,291,352 6,145,676 3,072,838 1,536,419 4,609,258 2,304,629 6,913,888 3,456,944 1,728,472 864,236 432,118 216,059 648,178 324,089 972,268 486,134 243,067 729,202 364,601 1,093,804 546,902 273,451 820,354 410,177 1,230,532 615,266 307,633 922,900 461,450 230,725 692,176 346,088 173,044 86,522 43,261 129,784 64,892 32,446

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