13 × 531521

Prime Factor Structure

Factorization String 13 × 531521

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 7,441,308

Proper Divisor Sum 531,535

Digit Sum / Digital Root 41 (Root: 5)

Adjacent Primes #6909761 ← → #6909781

1 13 531,521 6,909,773

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

6,909,773 20,729,320 10,364,660 5,182,330 2,591,165 7,773,496 3,886,748 1,943,374 971,687 2,915,062 1,457,531 4,372,594 2,186,297 6,558,892 3,279,446 1,639,723 4,919,170 2,459,585 7,378,756 3,689,378 1,844,689 5,534,068 2,767,034 1,383,517 4,150,552 2,075,276 1,037,638 518,819 1,556,458 778,229 2,334,688 1,167,344 583,672 291,836 145,918 72,959 218,878 109,439 328,318 164,159 492,478 246,239 738,718 369,359 1,108,078 554,039 1,662,118 831,059 2,493,178 1,246,589 3,739,768 1,869,884 934,942 467,471 1,402,414 701,207 2,103,622 1,051,811 3,155,434 1,577,717

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