3 × 11 × 53 × 389

Prime Factor Structure

Factorization String 3 × 11 × 53 × 389

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,010,880

Proper Divisor Sum 330,519

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #680353 ← → #680377

1 3 11 33 53 159 389 583 1,167 1,749 4,279 12,837 20,617 61,851 226,787 680,361

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

680,361 2,041,084 1,020,542 510,271 1,530,814 765,407 2,296,222 1,148,111 3,444,334 1,722,167 5,166,502 2,583,251 7,749,754 3,874,877 11,624,632 5,812,316 2,906,158 1,453,079 4,359,238 2,179,619 6,538,858 3,269,429 9,808,288 4,904,144 2,452,072 1,226,036 613,018 306,509 919,528 459,764 229,882 114,941 344,824 172,412 86,206 43,103 129,310 64,655 193,966 96,983 290,950 145,475 436,426 218,213 654,640 327,320 163,660 81,830 40,915 122,746 61,373 184,120 92,060 46,030 23,015 69,046 34,523 103,570 51,785 155,356

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