11 × 13 × 47 × 61

Prime Factor Structure

Factorization String 11 × 13 × 47 × 61

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 499,968

Proper Divisor Sum 89,987

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #409967 ← → #409987

1 11 13 47 61 143 517 611 671 793 2,867 6,721 8,723 31,537 37,271 409,981

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

409,981 1,229,944 614,972 307,486 153,743 461,230 230,615 691,846 345,923 1,037,770 518,885 1,556,656 778,328 389,164 194,582 97,291 291,874 145,937 437,812 218,906 109,453 328,360 164,180 82,090 41,045 123,136 61,568 30,784 15,392 7,696 3,848 1,924 962 481 1,444 722 361 1,084 542 271 814 407 1,222 611 1,834 917 2,752 1,376 688 344 172 86 43 130 65 196 98 49 148 74

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