521 × 709

Prime Factor Structure

Factorization String 521 × 709

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 370,620

Proper Divisor Sum 1,231

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #369361 ← → #369407

1 521 709 369,389

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

369,389 1,108,168 554,084 277,042 138,521 415,564 207,782 103,891 311,674 155,837 467,512 233,756 116,878 58,439 175,318 87,659 262,978 131,489 394,468 197,234 98,617 295,852 147,926 73,963 221,890 110,945 332,836 166,418 83,209 249,628 124,814 62,407 187,222 93,611 280,834 140,417 421,252 210,626 105,313 315,940 157,970 78,985 236,956 118,478 59,239 177,718 88,859 266,578 133,289 399,868 199,934 99,967 299,902 149,951 449,854 224,927 674,782 337,391 1,012,174 506,087

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