5 × 13 × 29 × 821

Prime Factor Structure

Factorization String 5 × 13 × 29 × 821

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,071,440

Proper Divisor Sum 523,855

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #1547573 ← → #1547591

1 5 13 29 65 145 377 821 1,885 4,105 10,673 23,809 53,365 119,045 309,517 1,547,585

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

1,547,585 4,642,756 2,321,378 1,160,689 3,482,068 1,741,034 870,517 2,611,552 1,305,776 652,888 326,444 163,222 81,611 244,834 122,417 367,252 183,626 91,813 275,440 137,720 68,860 34,430 17,215 51,646 25,823 77,470 38,735 116,206 58,103 174,310 87,155 261,466 130,733 392,200 196,100 98,050 49,025 147,076 73,538 36,769 110,308 55,154 27,577 82,732 41,366 20,683 62,050 31,025 93,076 46,538 23,269 69,808 34,904 17,452 8,726 4,363 13,090 6,545 19,636 9,818

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