3 × 13 × 1657

Prime Factor Structure

Factorization String 3 × 13 × 1657

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 92,848

Proper Divisor Sum 28,225

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #64621 ← → #64627

1 3 13 39 1,657 4,971 21,541 64,623

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

64,623 193,870 96,935 290,806 145,403 436,210 218,105 654,316 327,158 163,579 490,738 245,369 736,108 368,054 184,027 552,082 276,041 828,124 414,062 207,031 621,094 310,547 931,642 465,821 1,397,464 698,732 349,366 174,683 524,050 262,025 786,076 393,038 196,519 589,558 294,779 884,338 442,169 1,326,508 663,254 331,627 994,882 497,441 1,492,324 746,162 373,081 1,119,244 559,622 279,811 839,434 419,717 1,259,152 629,576 314,788 157,394 78,697 236,092 118,046 59,023 177,070 88,535

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