5,215,431

3 × 13 × 173 × 773

Prime Factor Structure

Factorization String 3 × 13 × 173 × 773

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 7,541,856

Proper Divisor Sum 2,326,425

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #5215429 ← → #5215433

1 3 13 39 173 519 773 2,249 2,319 6,747 10,049 30,147 133,729 401,187 1,738,477 5,215,431

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

5,215,431 15,646,294 7,823,147 23,469,442 11,734,721 35,204,164 17,602,082 8,801,041 26,403,124 13,201,562 6,600,781 19,802,344 9,901,172 4,950,586 2,475,293 7,425,880 3,712,940 1,856,470 928,235 2,784,706 1,392,353 4,177,060 2,088,530 1,044,265 3,132,796 1,566,398 783,199 2,349,598 1,174,799 3,524,398 1,762,199 5,286,598 2,643,299 7,929,898 3,964,949 11,894,848 5,947,424 2,973,712 1,486,856 743,428 371,714 185,857 557,572 278,786 139,393 418,180 209,090 104,545 313,636 156,818 78,409 235,228 117,614 58,807 176,422 88,211 264,634 132,317 396,952 198,476

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