3² × 7 × 61 × 73

Prime Factor Structure

Factorization String 3^2 × 7 × 61 × 73

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 477,152

Proper Divisor Sum 196,613

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #280537 ← → #280541

1 3 7 9 21 61 63 73 183 219 427 511 549 657 1,281 1,533 3,843 4,453 4,599 13,359 31,171 40,077 93,513 280,539

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

280,539 841,618 420,809 1,262,428 631,214 315,607 946,822 473,411 1,420,234 710,117 2,130,352 1,065,176 532,588 266,294 133,147 399,442 199,721 599,164 299,582 149,791 449,374 224,687 674,062 337,031 1,011,094 505,547 1,516,642 758,321 2,274,964 1,137,482 568,741 1,706,224 853,112 426,556 213,278 106,639 319,918 159,959 479,878 239,939 719,818 359,909 1,079,728 539,864 269,932 134,966 67,483 202,450 101,225 303,676 151,838 75,919 227,758 113,879 341,638 170,819 512,458 256,229 768,688 384,344

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