281 × 1559

Prime Factor Structure

Factorization String 281 × 1559

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 439,920

Proper Divisor Sum 1,841

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #438049 ← → #438091

1 281 1,559 438,079

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

438,079 1,314,238 657,119 1,971,358 985,679 2,957,038 1,478,519 4,435,558 2,217,779 6,653,338 3,326,669 9,980,008 4,990,004 2,495,002 1,247,501 3,742,504 1,871,252 935,626 467,813 1,403,440 701,720 350,860 175,430 87,715 263,146 131,573 394,720 197,360 98,680 49,340 24,670 12,335 37,006 18,503 55,510 27,755 83,266 41,633 124,900 62,450 31,225 93,676 46,838 23,419 70,258 35,129 105,388 52,694 26,347 79,042 39,521 118,564 59,282 29,641 88,924 44,462 22,231 66,694 33,347 100,042

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