3 × 19 × 23 × 521

Prime Factor Structure

Factorization String 3 × 19 × 23 × 521

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,002,240

Proper Divisor Sum 319,209

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #683021 ← → #683041

1 3 19 23 57 69 437 521 1,311 1,563 9,899 11,983 29,697 35,949 227,677 683,031

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

683,031 2,049,094 1,024,547 3,073,642 1,536,821 4,610,464 2,305,232 1,152,616 576,308 288,154 144,077 432,232 216,116 108,058 54,029 162,088 81,044 40,522 20,261 60,784 30,392 15,196 7,598 3,799 11,398 5,699 17,098 8,549 25,648 12,824 6,412 3,206 1,603 4,810 2,405 7,216 3,608 1,804 902 451 1,354 677 2,032 1,016 508 254 127 382 191 574 287 862 431 1,294 647 1,942 971 2,914 1,457 4,372

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