19 × 61 × 137

Prime Factor Structure

Factorization String 19 × 61 × 137

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 171,120

Proper Divisor Sum 12,337

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #158777 ← → #158791

1 19 61 137 1,159 2,603 8,357 158,783

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

158,783 476,350 238,175 714,526 357,263 1,071,790 535,895 1,607,686 803,843 2,411,530 1,205,765 3,617,296 1,808,648 904,324 452,162 226,081 678,244 339,122 169,561 508,684 254,342 127,171 381,514 190,757 572,272 286,136 143,068 71,534 35,767 107,302 53,651 160,954 80,477 241,432 120,716 60,358 30,179 90,538 45,269 135,808 67,904 33,952 16,976 8,488 4,244 2,122 1,061 3,184 1,592 796 398 199 598 299 898 449 1,348 674 337 1,012

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