3² × 17 × 31 × 61

Prime Factor Structure

Factorization String 3^2 × 17 × 31 × 61

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 464,256

Proper Divisor Sum 174,933

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #289319 ← → #289343

1 3 9 17 31 51 61 93 153 183 279 527 549 1,037 1,581 1,891 3,111 4,743 5,673 9,333 17,019 32,147 96,441 289,323

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

289,323 867,970 433,985 1,301,956 650,978 325,489 976,468 488,234 244,117 732,352 366,176 183,088 91,544 45,772 22,886 11,443 34,330 17,165 51,496 25,748 12,874 6,437 19,312 9,656 4,828 2,414 1,207 3,622 1,811 5,434 2,717 8,152 4,076 2,038 1,019 3,058 1,529 4,588 2,294 1,147 3,442 1,721 5,164 2,582 1,291 3,874 1,937 5,812 2,906 1,453 4,360 2,180 1,090 545 1,636 818 409 1,228 614 307

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