13 × 31 × 67 × 211

Prime Factor Structure

Factorization String 13 × 31 × 67 × 211

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 6,458,368

Proper Divisor Sum 761,157

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #5697191 ← → #5697221

1 13 31 67 211 403 871 2,077 2,743 6,541 14,137 27,001 85,033 183,781 438,247 5,697,211

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

5,697,211 17,091,634 8,545,817 25,637,452 12,818,726 6,409,363 19,228,090 9,614,045 28,842,136 14,421,068 7,210,534 3,605,267 10,815,802 5,407,901 16,223,704 8,111,852 4,055,926 2,027,963 6,083,890 3,041,945 9,125,836 4,562,918 2,281,459 6,844,378 3,422,189 10,266,568 5,133,284 2,566,642 1,283,321 3,849,964 1,924,982 962,491 2,887,474 1,443,737 4,331,212 2,165,606 1,082,803 3,248,410 1,624,205 4,872,616 2,436,308 1,218,154 609,077 1,827,232 913,616 456,808 228,404 114,202 57,101 171,304 85,652 42,826 21,413 64,240 32,120 16,060 8,030 4,015 12,046 6,023

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