2² × 619 × 661

Prime Factor Structure

Factorization String 2^2 × 619 × 661

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 2,873,080

Proper Divisor Sum 1,236,444

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #1636627 ← → #1636637

1 2 4 619 661 1,238 1,322 2,476 2,644 409,159 818,318 1,636,636

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

1,636,636 818,318 409,159 1,227,478 613,739 1,841,218 920,609 2,761,828 1,380,914 690,457 2,071,372 1,035,686 517,843 1,553,530 776,765 2,330,296 1,165,148 582,574 291,287 873,862 436,931 1,310,794 655,397 1,966,192 983,096 491,548 245,774 122,887 368,662 184,331 552,994 276,497 829,492 414,746 207,373 622,120 311,060 155,530 77,765 233,296 116,648 58,324 29,162 14,581 43,744 21,872 10,936 5,468 2,734 1,367 4,102 2,051 6,154 3,077 9,232 4,616 2,308 1,154 577 1,732

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