2² × 389 × 661

Prime Factor Structure

Factorization String 2^2 × 389 × 661

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 1,807,260

Proper Divisor Sum 778,744

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #1028509 ← → #1028557

1 2 4 389 661 778 1,322 1,556 2,644 257,129 514,258 1,028,516

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

1,028,516 514,258 257,129 771,388 385,694 192,847 578,542 289,271 867,814 433,907 1,301,722 650,861 1,952,584 976,292 488,146 244,073 732,220 366,110 183,055 549,166 274,583 823,750 411,875 1,235,626 617,813 1,853,440 926,720 463,360 231,680 115,840 57,920 28,960 14,480 7,240 3,620 1,810 905 2,716 1,358 679 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

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