2 × 11 × 17 × 29 × 61

Prime Factor Structure

Factorization String 2 × 11 × 17 × 29 × 61

Distinct Prime Factors 5

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 1,205,280

Proper Divisor Sum 543,674

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #661603 ← → #661607

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

661,606 330,803 992,410 496,205 1,488,616 744,308 372,154 186,077 558,232 279,116 139,558 69,779 209,338 104,669 314,008 157,004 78,502 39,251 117,754 58,877 176,632 88,316 44,158 22,079 66,238 33,119 99,358 49,679 149,038 74,519 223,558 111,779 335,338 167,669 503,008 251,504 125,752 62,876 31,438 15,719 47,158 23,579 70,738 35,369 106,108 53,054 26,527 79,582 39,791 119,374 59,687 179,062 89,531 268,594 134,297 402,892 201,446 100,723 302,170 151,085

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